Bump sonarsource/sonarqube-scan-action from 5.3.1 to 6.0.0 (#208)

Bumps [sonarsource/sonarqube-scan-action](https://github.com/sonarsource/sonarqube-scan-action) from 5.3.1 to 6.0.0.
- [Release notes](https://github.com/sonarsource/sonarqube-scan-action/releases)
- [Commits](SonarSource/sonarqube-scan-action@v5.3.1...v6.0.0)

---
updated-dependencies:
- dependency-name: sonarsource/sonarqube-scan-action
  dependency-version: 6.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/tests.yml

@@ -133,7 +133,7 @@ jobs:
           sed -i "s|$GITHUB_WORKSPACE|/github/workspace|g" phpunit.report-junit.xml
 
       - name: Run SonarQube analysis
-        uses: sonarsource/sonarqube-scan-action@v5.3.1
+        uses: sonarsource/sonarqube-scan-action@v6.0.0
         if: matrix.run-sonarqube-analysis
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}