Remove Sonar check from fork

Author: Mathis Loussert

.github/workflows/bandit_sonar.yaml

@@ -47,6 +47,9 @@ jobs:
   sonarcloud:
     name: SonarCloud Scan
     runs-on: ubuntu-latest
+    if: >
+      github.event.pull_request.head.repo.full_name == github.repository ||
+      github.event_name != 'pull_request'
     steps:
       - uses: actions/checkout@v4
       - name: Set up Java