fix: Android screenshot test workflow regeneration

Prevents unnecessary screenshot regeneration on every commit by:
- Removing clean task from verification
- Only running comparison on verification failure

.github/workflows/ci.yml

@@ -178,10 +178,11 @@ jobs:
       - name: Roborazzi screenshot tests
         id: screenshotsverify
         continue-on-error: true
-        run: ./gradlew clean verifyRoborazziDebug
+        run: ./gradlew verifyRoborazziDebug
 
       - name: Generate Roborazzi screenshot Report
         id: screenshots-report
+        if: steps.screenshotsverify.outcome == 'failure'
         continue-on-error: true
         run: ./gradlew compareRoborazziDebug