Create google-services.json in CI workflow

Add step to create google-services.json from secret

Author: AndrewCheung360

.github/workflows/android-lint.yml

@@ -21,6 +21,10 @@ jobs:
           java-version: '17'
           distribution: 'temurin'
           cache: gradle
+          
+      - name: Create google-services.json
+        run: |
+          echo "${{ secrets.GOOGLE_SERVICES_JSON_BASE64 }}" | base64 --decode > app/google-services.json
 
       - name: Run Lint
         run: ./gradlew lint