build(deps): bump flat, gulp-mocha-simple and mocha-reporter-spec-wit…

…h-retries (DevExpress#7966)

Bumps [flat](https://github.com/hughsk/flat) to 5.0.2 and updates
ancestor dependencies [flat](https://github.com/hughsk/flat),
[gulp-mocha-simple](https://github.com/AndreyBelym/gulp-mocha-simple)
and
[mocha-reporter-spec-with-retries](https://github.com/miherlosev/mocha-reporter-spec-with-retries).
These dependencies need to be updated together.

Updates `flat` from 4.1.1 to 5.0.2
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/hughsk/flat/commit/e5ffd664df8a1fcc05adc22dd0ac6a2b32a0955d"><code>e5ffd66</code></a>
Release 5.0.2</li>
<li><a
href="https://github.com/hughsk/flat/commit/fdb79d537748c827e8b886f897d8e1eb3c1acd17"><code>fdb79d5</code></a>
Update dependencies, refresh lockfile, format with standard.</li>
<li><a
href="https://github.com/hughsk/flat/commit/e52185dded05768a1036327c5e79a399778d9191"><code>e52185d</code></a>
Test against node 14 in CI.</li>
<li><a
href="https://github.com/hughsk/flat/commit/0189cb11dbc942447af78930bcb0ebc132b88384"><code>0189cb1</code></a>
Avoid arrow function syntax.</li>
<li><a
href="https://github.com/hughsk/flat/commit/f25d3a11306bc460e43a14affa64d44a1d3cf8ed"><code>f25d3a1</code></a>
Release 5.0.1</li>
<li><a
href="https://github.com/hughsk/flat/commit/54cc7ad380ebfbdf22e6654934dde5a34fdf3104"><code>54cc7ad</code></a>
use standard formatting</li>
<li><a
href="https://github.com/hughsk/flat/commit/779816e81b6546da12280ee529d78dc57a7a5e1c"><code>779816e</code></a>
drop dependencies</li>
<li><a
href="https://github.com/hughsk/flat/commit/2eea6d3a556feb1bdb02dc2f376c935da59a66e4"><code>2eea6d3</code></a>
Bump lodash from 4.17.15 to 4.17.19</li>
<li><a
href="https://github.com/hughsk/flat/commit/a61a554952cfb550f276acc02ceea403afe01700"><code>a61a554</code></a>
Bump acorn from 7.1.0 to 7.4.0</li>
<li><a
href="https://github.com/hughsk/flat/commit/20ef0ef55dfa028caddaedbcb33efbdb04d18e13"><code>20ef0ef</code></a>
Fix prototype pollution on unflatten</li>
<li>Additional commits viewable in <a
href="https://github.com/hughsk/flat/compare/4.1.1...5.0.2">compare
view</a></li>
</ul>
</details>
<br />

Updates `gulp-mocha-simple` from 1.1.0 to 2.0.0
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/AndreyBelym/gulp-mocha-simple/releases">gulp-mocha-simple's
releases</a>.</em></p>
<blockquote>
<h2>v2.0.0</h2>
<h2>What's Changed</h2>
<ul>
<li>build: resolve vulnerabilities by <a
href="https://github.com/Aleksey28"><code>@​Aleksey28</code></a> in <a
href="https://redirect.github.com/DevExpress/gulp-mocha-simple/pull/2">DevExpress/gulp-mocha-simple#2</a></li>
<li>Bump ajv and eslint by <a
href="https://github.com/dependabot"><code>@​dependabot</code></a> in <a
href="https://redirect.github.com/DevExpress/gulp-mocha-simple/pull/3">DevExpress/gulp-mocha-simple#3</a></li>
<li>build: added publish workflow and updated version by <a
href="https://github.com/Aleksey28"><code>@​Aleksey28</code></a> in <a
href="https://redirect.github.com/DevExpress/gulp-mocha-simple/pull/4">DevExpress/gulp-mocha-simple#4</a></li>
<li>build: added publish-please by <a
href="https://github.com/Aleksey28"><code>@​Aleksey28</code></a> in <a
href="https://redirect.github.com/DevExpress/gulp-mocha-simple/pull/5">DevExpress/gulp-mocha-simple#5</a></li>
<li>fix: eslintrc by <a
href="https://github.com/Aleksey28"><code>@​Aleksey28</code></a> in <a
href="https://redirect.github.com/DevExpress/gulp-mocha-simple/pull/6">DevExpress/gulp-mocha-simple#6</a></li>
<li>fix: removed typescript options by <a
href="https://github.com/Aleksey28"><code>@​Aleksey28</code></a> in <a
href="https://redirect.github.com/DevExpress/gulp-mocha-simple/pull/7">DevExpress/gulp-mocha-simple#7</a></li>
</ul>
<h2>New Contributors</h2>
<ul>
<li><a href="https://github.com/Aleksey28"><code>@​Aleksey28</code></a>
made their first contribution in <a
href="https://redirect.github.com/DevExpress/gulp-mocha-simple/pull/2">DevExpress/gulp-mocha-simple#2</a></li>
<li><a
href="https://github.com/dependabot"><code>@​dependabot</code></a> made
their first contribution in <a
href="https://redirect.github.com/DevExpress/gulp-mocha-simple/pull/3">DevExpress/gulp-mocha-simple#3</a></li>
</ul>
<p><strong>Full Changelog</strong>: <a
href="https://github.com/DevExpress/gulp-mocha-simple/commits/v2.0.0">https://github.com/DevExpress/gulp-mocha-simple/commits/v2.0.0</a></p>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li>See full diff in <a
href="https://github.com/AndreyBelym/gulp-mocha-simple/commits/v2.0.0">compare
view</a></li>
</ul>
</details>
<details>
<summary>Maintainer changes</summary>
<p>This version was pushed to npm by <a
href="https://www.npmjs.com/~kirovboris">kirovboris</a>, a new releaser
for gulp-mocha-simple since your current version.</p>
</details>
<br />

Updates `mocha-reporter-spec-with-retries` from 0.0.5 to 1.0.0
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/DevExpress/mocha-reporter-spec-with-retries/commit/7f0ebe9afdef33aee7cac576f2dd4b500eea4fbb"><code>7f0ebe9</code></a>
Merge pull request <a
href="https://redirect.github.com/miherlosev/mocha-reporter-spec-with-retries/issues/4">#4</a>
from Aleksey28/master</li>
<li><a
href="https://github.com/DevExpress/mocha-reporter-spec-with-retries/commit/266516fdd0830d9aea44808c3ada4dbd60ba7c48"><code>266516f</code></a>
build: updated gitignore</li>
<li><a
href="https://github.com/DevExpress/mocha-reporter-spec-with-retries/commit/6a491f681f72ffc37b047cf17e8173b8bc26a237"><code>6a491f6</code></a>
build: updated package-lock</li>
<li><a
href="https://github.com/DevExpress/mocha-reporter-spec-with-retries/commit/ff7b5df065d97bc8b9101462f120224bea31b14f"><code>ff7b5df</code></a>
build: updated version</li>
<li><a
href="https://github.com/DevExpress/mocha-reporter-spec-with-retries/commit/18db8e236513dc6e10c3dd6717950e46ed5dee79"><code>18db8e2</code></a>
test: fixed tests</li>
<li><a
href="https://github.com/DevExpress/mocha-reporter-spec-with-retries/commit/ae9da004ecb0783c13694b0c5ea65865490a0d71"><code>ae9da00</code></a>
github-action: added publish workflow</li>
<li><a
href="https://github.com/DevExpress/mocha-reporter-spec-with-retries/commit/f0a3db8394caa927d589eec6d076cc5f6411c1e2"><code>f0a3db8</code></a>
fix: fixed vulnerabilities (<a
href="https://redirect.github.com/miherlosev/mocha-reporter-spec-with-retries/issues/1">#1</a>)
(<a
href="https://redirect.github.com/miherlosev/mocha-reporter-spec-with-retries/issues/3">#3</a>)</li>
<li><a
href="https://github.com/DevExpress/mocha-reporter-spec-with-retries/commit/65fe2fdcd66f0baabb4be8c0d2eb38740c7f0413"><code>65fe2fd</code></a>
build: added package-lock.json (<a
href="https://redirect.github.com/miherlosev/mocha-reporter-spec-with-retries/issues/2">#2</a>)</li>
<li><a
href="https://github.com/DevExpress/mocha-reporter-spec-with-retries/commit/a021e860331e3041340fab0b2325a8f77306a0a5"><code>a021e86</code></a>
🔄 synced local '.github/workflows/' with remote 'workflows/'</li>
<li><a
href="https://github.com/DevExpress/mocha-reporter-spec-with-retries/commit/8a4754b808e4d2c9bdf83ed387e595b8308ae27f"><code>8a4754b</code></a>
🔄 synced local '.github/workflows/' with remote 'workflows/'</li>
<li>Additional commits viewable in <a
href="https://github.com/miherlosev/mocha-reporter-spec-with-retries/compare/v0.0.5...v1.0.0">compare
view</a></li>
</ul>
</details>
<details>
<summary>Maintainer changes</summary>
<p>This version was pushed to npm by <a
href="https://www.npmjs.com/~kirovboris">kirovboris</a>, a new releaser
for mocha-reporter-spec-with-retries since your current version.</p>
</details>
<br />


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