GitHub Action: Bump github/issue-labeler from 3.1 to 3.4

Bumps [github/issue-labeler](https://github.com/github/issue-labeler) from 3.1 to 3.4.
- [Release notes](https://github.com/github/issue-labeler/releases)
- [Commits](https://github.com/github/issue-labeler/compare/v3.1...v3.4)

---
updated-dependencies:
- dependency-name: github/issue-labeler
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

.github/workflows/pr-labeler.yml

@@ -29,7 +29,7 @@ jobs:
 
     steps:
       - name: Apply Labels Based on PR Description
-        uses: github/issue-labeler@v3.1
+        uses: github/issue-labeler@v3.4
         with:
           configuration-path: .github/workflows/pr-labeler/regex.yml
           enable-versioned-regex: 0