Bump dependabot/fetch-metadata from 1 to 2

Bumps [dependabot/fetch-metadata](https://github.com/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: dependabot/fetch-metadata
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/dependabot_automerge.yml

@@ -9,7 +9,7 @@ jobs:
     if: ${{ github.actor == 'dependabot[bot]' }}
     steps:
       - name: Dependabot metadata
-        uses: dependabot/fetch-metadata@v1
+        uses: dependabot/fetch-metadata@v2
         id: metadata
       - name: Wait for status checks
         uses: lewagon/wait-on-check-action@v1.3.3