Bump dependabot/fetch-metadata from 1.3.6 to 1.6.0

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@4de7a6c...c9c4182)

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

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

Author: dependabot[bot]

.github/workflows/dependabot-approve-and-automerge.yml

@@ -12,7 +12,7 @@ jobs:
     steps:
       - name: Dependabot metadata
         id: metadata
-        uses: dependabot/fetch-metadata@4de7a6c08ce727a42e0adbbdc345f761a01240ce
+        uses: dependabot/fetch-metadata@c9c4182bf1b97f5224aee3906fd373f6b61b4526
         with:
           github-token: "${{ secrets.GITHUB_TOKEN }}"
       - name: Approve a PR