build(deps): bump the gh-actions group with 2 updates

Bumps the gh-actions group with 2 updates: [dependabot/fetch-metadata](https://github.com/dependabot/fetch-metadata) and [actions/cache](https://github.com/actions/cache).


Updates `dependabot/fetch-metadata` from 1.6.0 to 2.0.0
- [Release notes](https://github.com/dependabot/fetch-metadata/releases)
- [Commits](dependabot/fetch-metadata@v1.6.0...v2.0.0)

Updates `actions/cache` from 4.0.1 to 4.0.2
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](actions/cache@ab5e6d0...0c45773)

---
updated-dependencies:
- dependency-name: dependabot/fetch-metadata
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: gh-actions
- dependency-name: actions/cache
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: gh-actions
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/dependabot-auto-merge.yml

@@ -12,7 +12,7 @@ jobs:
     steps:
       - name: Dependabot metadata
         id: metadata
-        uses: dependabot/fetch-metadata@v1.6.0
+        uses: dependabot/fetch-metadata@v2.0.0
         with:
           github-token: "${{ secrets.GITHUB_TOKEN }}"
       - name: Enable auto-merge for Dependabot PRs

.github/workflows/main.yml

@@ -17,7 +17,7 @@ jobs:
         with:
           go-version: '1.22'
           check-latest: true
-      - uses: actions/cache@ab5e6d0c87105b4c9c2047343972218f562e4319 # ratchet:actions/cache@v3
+      - uses: actions/cache@0c45773b623bea8c8e75f6c82b208c3cf94ea4f9 # ratchet:actions/cache@v3
         with:
           path: |
             ~/.cache/go-build