ci(deps): bump actions/labeler from 5 to 6

Bumps [actions/labeler](https://github.com/actions/labeler) from 5 to 6.
- [Release notes](https://github.com/actions/labeler/releases)
- [Commits](actions/labeler@v5...v6)

---
updated-dependencies:
- dependency-name: actions/labeler
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/label_pr.yml

@@ -14,7 +14,7 @@ jobs:
         sparse-checkout: |
           .github/labeler.yml
         sparse-checkout-cone-mode: false
-    - uses: actions/labeler@v5
+    - uses: actions/labeler@v6
       with:
         configuration-path: .github/labeler.yml
     - name: Label based on PR title