build(deps): bump SonarSource/sonarqube-scan-action from 5 to 6

Bumps [SonarSource/sonarqube-scan-action](https://github.com/sonarsource/sonarqube-scan-action) from 5 to 6.
- [Release notes](https://github.com/sonarsource/sonarqube-scan-action/releases)
- [Commits](SonarSource/sonarqube-scan-action@v5...v6)

---
updated-dependencies:
- dependency-name: SonarSource/sonarqube-scan-action
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/check-code-quality.yml

@@ -266,7 +266,7 @@ jobs:
           sed -i 's|<source>[^<]*</source>|<source>.</source>|g' ./cov-report.xml
 
       - name: Run SonarCloud Scanner
-        uses: SonarSource/sonarqube-scan-action@v5
+        uses: SonarSource/sonarqube-scan-action@v6
         with:
           # See doc:
           # https://docs.sonarsource.com/sonarqube/9.9/analyzing-source-code/languages/python/