Update for Flutter 3.10 beta (#1746)

## Pre-launch Checklist

- [x] I read the [Flutter Style Guide] _recently_, and have followed its
advice.
- [x] I signed the [CLA].
- [x] I read the [Contributors Guide].
- [x] I updated/added relevant documentation (doc comments with `///`).
- [ ] All existing and new tests are passing.

---------

Co-authored-by: David Iglesias <ditman@gmail.com>
Co-authored-by: Mark Thompson <2554588+MarkTechson@users.noreply.github.com>
Co-authored-by: John Ryan <ryjohn@google.com>

game_template/lib/src/style/my_transition.dart

@@ -110,14 +110,12 @@ class _MyRevealState extends State<_MyReveal> {
         setState(() {
           _finished = true;
         });
-        break;
       case AnimationStatus.forward:
       case AnimationStatus.dismissed:
       case AnimationStatus.reverse:
         setState(() {
           _finished = false;
         });
-        break;
     }
   }
 }