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]>

action.yml

@@ -137,7 +137,7 @@ runs:
         name: Test Results
         path: results/rainforest/junit.xml
     - name: Publish Test Report
-      uses: mikepenz/action-junit-report@v3
+      uses: mikepenz/action-junit-report@v4
       if: (! inputs.dry_run) && steps.validate.outputs.command && always()
       with:
         check_name: Rainforest Results