Bump the major-updates group across 1 directory with 3 updates

Bumps the major-updates group with 3 updates in the / directory: [actions/checkout](https://github.com/actions/checkout), [actions/setup-node](https://github.com/actions/setup-node) and [dependabot/fetch-metadata](https://github.com/dependabot/fetch-metadata).


Updates `actions/checkout` from 2 to 4
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v2...v4)

Updates `actions/setup-node` from 2 to 4
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](actions/setup-node@v2...v4)

Updates `dependabot/fetch-metadata` from 1 to 2
- [Release notes](https://github.com/dependabot/fetch-metadata/releases)
- [Commits](dependabot/fetch-metadata@v1...v2)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: major-updates
- dependency-name: actions/setup-node
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: major-updates
- dependency-name: dependabot/fetch-metadata
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: major-updates
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/dependabot.yaml

@@ -24,10 +24,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Setup Node.js
-        uses: actions/setup-node@v2
+        uses: actions/setup-node@v4
         with:
           node-version: "14"
 

.github/workflows/dependabot_auto_merge.yml

@@ -19,7 +19,7 @@ jobs:
     steps:
       - name: Fetch Dependabot Metadata
         id: metadata
-        uses: dependabot/fetch-metadata@v1
+        uses: dependabot/fetch-metadata@v2
         with:
           github-token: "${{ secrets.GITHUB_TOKEN }}"