refactor: moved Kicker to pinball_components (#133)

lib/game/components/components.dart

@@ -5,7 +5,6 @@ export 'controlled_ball.dart';
 export 'controlled_flipper.dart';
 export 'flutter_forest.dart';
 export 'jetpack_ramp.dart';
-export 'kicker.dart';
 export 'launcher_ramp.dart';
 export 'plunger.dart';
 export 'score_points.dart';

packages/pinball_components/lib/src/components/components.dart

@@ -9,6 +9,7 @@ export 'flipper.dart';
 export 'flutter_sign_post.dart';
 export 'initial_position.dart';
 export 'joint_anchor.dart';
+export 'kicker.dart';
 export 'layer.dart';
 export 'ramp_opening.dart';
 export 'shapes/shapes.dart';

packages/pinball_components/test/src/components/kicker_test.dart

@@ -3,7 +3,6 @@
 import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:flame_test/flame_test.dart';
 import 'package:flutter_test/flutter_test.dart';
-import 'package:pinball/game/game.dart';
 import 'package:pinball_components/pinball_components.dart';
 
 void main() {