Update actions/upload-artifact action to v3 (#46)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

Author: renovate[bot]

.github/workflows/build.yml

@@ -35,7 +35,7 @@ jobs:
         arguments: assembleDebug --warning-mode all --stacktrace
 
     - name: Upload APK
-      uses: actions/upload-artifact@v2
+      uses: actions/upload-artifact@v3
       with:
         name: app-debug
         path: app/build/outputs/apk/debug/app-debug.apk