Bump dependabot/fetch-metadata from 1.3.6 to 1.6.0 (#2)

Bumps [dependabot/fetch-metadata](https://github.com/dependabot/fetch-metadata) from 1.3.6 to 1.6.0.
- [Release notes](https://github.com/dependabot/fetch-metadata/releases)
- [Commits](dependabot/fetch-metadata@v1.3.6...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]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/automerge-dependabot.yml

@@ -16,7 +16,7 @@ jobs:
     steps:
     - name: Gather Dependabot metadata
       id: metadata
-      uses: dependabot/fetch-metadata@v1.3.6
+      uses: dependabot/fetch-metadata@v1.6.0
       with:
         github-token: ${{ secrets.GITHUB_TOKEN }}
     - name: Approve PR