ci(deps): bump dependabot/fetch-metadata from 1.1.1 to 1.6.0

Bumps [dependabot/fetch-metadata](https://github.com/dependabot/fetch-metadata) from 1.1.1 to 1.6.0.
- [Release notes](https://github.com/dependabot/fetch-metadata/releases)
- [Commits](dependabot/fetch-metadata@v1.1.1...v1.6.0)

---
updated-dependencies:
- dependency-name: dependabot/fetch-metadata
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

.github/workflows/auto-merge.yaml

@@ -11,7 +11,7 @@ jobs:
     name: Auto merge pull requests
     runs-on: ubuntu-latest
     steps:
-    - uses: dependabot/fetch-metadata@v1.1.1
+    - uses: dependabot/fetch-metadata@v1.6.0
       id: dependabot-metadata
       with:
         github-token: ${{ secrets.GITHUB_TOKEN }}