Update release.yaml

Author: JohnRamberger

.github/workflows/release.yaml

@@ -52,7 +52,7 @@ jobs:
       - name: do flutter stuff
         uses: subosito/flutter-action@v2
         with:
-          flutter-version: "3.3.9"
+          flutter-version: "3.16.5"
       - run: flutter pub get
       - run: flutter test
       - run: flutter build apk