Bump actions/labeler from 6 to 7

Bumps [actions/labeler](https://github.com/actions/labeler) from 6 to 7.
- [Release notes](https://github.com/actions/labeler/releases)
- [Commits](actions/labeler@v6...v7)

---
updated-dependencies:
- dependency-name: actions/labeler
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/labeler.yml

@@ -16,7 +16,7 @@ jobs:
     steps:
       - name: Label the PR
         id: labeler
-        uses: actions/labeler@v6
+        uses: actions/labeler@v7
         with:
           repo-token: ${{ secrets.GITHUB_TOKEN }}
           sync-labels: true