Bump sonarsource/sonarqube-scan-action in /.github/workflows

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
...

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

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -40,7 +40,7 @@ jobs:
           COVERALLS_REPO_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           STRYKER_DASHBOARD_API_KEY: ${{ secrets.STRYKER_DASHBOARD_API_KEY }}
       - name: sonarcloud.io
-        uses: sonarsource/sonarqube-scan-action@v5.3.1
+        uses: sonarsource/sonarqube-scan-action@v6.0.0
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}