Updating upload action

Author: marcus-daily

.github/workflows/ci.yml

@@ -25,7 +25,7 @@ jobs:
                 run: ./gradlew assembleDebug
 
             -   name: Upload built APK
-                uses: actions/upload-artifact@v2
+                uses: actions/upload-artifact@v4
                 with:
                     name: demo-debug.apk
                     path: DailyDemo/app/build/outputs/apk/debug/app-debug.apk