fix: docs/package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-BABELTRAVERSE-5962462
- https://snyk.io/vuln/SNYK-JS-WEBPACK-3358798
- https://snyk.io/vuln/SNYK-JS-SEMVER-3247795
- https://snyk.io/vuln/SNYK-JS-TRIM-1017038
- https://snyk.io/vuln/SNYK-JS-SHELLJS-2332187
- https://snyk.io/vuln/SNYK-JS-JSON5-3182856
- https://snyk.io/vuln/SNYK-JS-ASYNC-7414156
- https://snyk.io/vuln/SNYK-JS-SERIALIZEJAVASCRIPT-6147607
- https://snyk.io/vuln/SNYK-JS-LOADERUTILS-3043105
- https://snyk.io/vuln/SNYK-JS-NANOID-2332193
- https://snyk.io/vuln/SNYK-JS-SIDEWAYFORMULA-3317169
- https://snyk.io/vuln/SNYK-JS-LOADERUTILS-3042992
- https://snyk.io/vuln/SNYK-JS-LOADERUTILS-3105943
- https://snyk.io/vuln/SNYK-JS-MINIMATCH-3050818
- https://snyk.io/vuln/SNYK-JS-TERSER-2806366

docs/package.json

@@ -21,9 +21,9 @@
   },
   "dependencies": {
     "@crowdin/cli": "^3.6.1",
-    "@docusaurus/core": "^2.0.0-beta.0",
-    "@docusaurus/preset-classic": "^2.0.0-beta.0",
-    "@docusaurus/theme-search-algolia": "^2.0.0-beta.0",
+    "@docusaurus/core": "^2.0.1",
+    "@docusaurus/preset-classic": "^2.0.1",
+    "@docusaurus/theme-search-algolia": "^3.0.0",
     "babel-eslint": "^10.1.0",
     "clsx": "^1.1.1",
     "eslint": "^7.3.1",