Fix quality gate

Author: cachapa

.github/workflows/quality_gate.yml

@@ -19,7 +19,7 @@ jobs:
       - uses: dart-lang/setup-dart@v1
       - name: Load test credentials
         run: |
-          echo "${{ secrets.test_service_account }}" > test/service-account.json
+          echo "${{ secrets.test_service_account }}" | base64 -d - > test/service-account.json
           echo "const apiKey = '${{ secrets.test_api_key }}';" > test/test_config.dart
           echo "const projectId = '${{ secrets.test_project_id }}';" >> test/test_config.dart
           echo "const email = '${{ secrets.test_email }}';" >> test/test_config.dart