Bump flutter action

Author: tenhobi

.github/workflows/netglade_flutter_utils-test.yaml

@@ -25,7 +25,7 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
-      - uses: subosito/flutter-action@v2.12.0
+      - uses: subosito/flutter-action@v2.16.0
 
       - name: Install Dependencies
         run: flutter pub get