Merge pull request #1406 from Infomaniak/fix-clean-gradle-cache-from-ci

fix: Clean gradle cache before to run unit tests from ci

.github/workflows/android.yml

@@ -51,6 +51,9 @@ jobs:
       - name: Grant execute permission for gradlew
         run: chmod +x gradlew
 
+      - name: Clean gradle cache
+        run: ./gradlew clean
+
       - name: Run unit tests
         run: ./gradlew testDebugUnitTest --stacktrace