fix: Correct native Android test command in CI

- Change from './gradlew test' to './gradlew :workmanager_android:test'
- This ensures only the workmanager_android module tests are run
- The previous command was running all tests which could include unrelated modules

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

Author: ened

.github/workflows/test.yml

@@ -47,10 +47,7 @@ jobs:
           cache: true
       - uses: bluefireteam/melos-action@v3
       - name: Run native Android tests
-        run: |
-          cd example/android
-          ./gradlew projects
-          ./gradlew test
+        run: cd example/android && ./gradlew :workmanager_android:test
 
   drive_ios:
     strategy: