Filter for single OS

Author: phschiele

.github/workflows/test.yml

@@ -55,6 +55,8 @@ jobs:
         run: tox
 
       - name: SonarQube Scan
+        if: matrix.os == 'ubuntu-latest' && matrix.python-version == '3.11'
         uses: sonarsource/sonarcloud-github-action@v5
         env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}  # Needed to get PR information, if any
           SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}