Bump mikepenz/action-junit-report from 3 to 4

Bumps [mikepenz/action-junit-report](https://github.com/mikepenz/action-junit-report) from 3 to 4.
- [Release notes](https://github.com/mikepenz/action-junit-report/releases)
- [Commits](mikepenz/action-junit-report@v3...v4)

---
updated-dependencies:
- dependency-name: mikepenz/action-junit-report
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/build.yml

@@ -25,7 +25,7 @@ jobs:
     - name: Build with Gradle
       run: ./gradlew build --warning-mode all
     - name: Publish Test Report
-      uses: mikepenz/action-junit-report@v3
+      uses: mikepenz/action-junit-report@v4
       if: ${{ !cancelled() }}
       with:
         report_paths: 'build/test-results/**/TEST-*.xml'