refactor: PR suggestions

lib/game/components/round_bumper.dart

@@ -2,7 +2,7 @@ import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:pinball/game/game.dart';
 
 /// {@template round_bumper}
-/// Circular body that repels a [Ball] on contact and increases the score.
+/// Circular body that repels a [Ball] on contact, increasing the score.
 /// {@endtemplate}
 class RoundBumper extends BodyComponent with ScorePoints {
   /// {@macro round_bumper}

test/game/components/round_bumper_test.dart

@@ -11,7 +11,7 @@ void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
 
   group('RoundBumper', () {
-    final flameTester = FlameTester(PinballGameTest.create);
+    final flameTester = FlameTester(Forge2DGame.new);
     const radius = 1.0;
     const points = 1;