refactor: loadAll in sandbox

packages/pinball_components/sandbox/lib/stories/alien_zone/alien_bumper_a_game.dart

@@ -17,9 +17,9 @@ class AlienBumperAGame extends BasicBallGame {
   Future<void> onLoad() async {
     await super.onLoad();
 
-    await Future.wait([
-      images.load(Assets.images.alienBumper.a.active.keyName),
-      images.load(Assets.images.alienBumper.a.inactive.keyName),
+    await images.loadAll([
+      Assets.images.alienBumper.a.active.keyName,
+      Assets.images.alienBumper.a.inactive.keyName,
     ]);
 
     final center = screenToWorld(camera.viewport.canvasSize! / 2);

packages/pinball_components/sandbox/lib/stories/alien_zone/alien_bumper_b_game.dart

@@ -17,9 +17,9 @@ class AlienBumperBGame extends BasicBallGame {
   Future<void> onLoad() async {
     await super.onLoad();
 
-    await Future.wait([
-      images.load(Assets.images.alienBumper.b.active.keyName),
-      images.load(Assets.images.alienBumper.b.inactive.keyName),
+    await images.loadAll([
+      Assets.images.alienBumper.b.active.keyName,
+      Assets.images.alienBumper.b.inactive.keyName,
     ]);
 
     final center = screenToWorld(camera.viewport.canvasSize! / 2);

packages/pinball_components/sandbox/lib/stories/flutter_forest/big_dash_nest_bumper_game.dart

@@ -16,9 +16,9 @@ class BigDashNestBumperGame extends BasicBallGame with Traceable {
   Future<void> onLoad() async {
     await super.onLoad();
 
-    await Future.wait([
-      images.load(Assets.images.dash.bumper.main.active.keyName),
-      images.load(Assets.images.dash.bumper.main.inactive.keyName),
+    await images.loadAll([
+      Assets.images.dash.bumper.main.active.keyName,
+      Assets.images.dash.bumper.main.inactive.keyName,
     ]);
 
     camera.followVector2(Vector2.zero());

packages/pinball_components/sandbox/lib/stories/flutter_forest/small_dash_nest_bumper_a_game.dart

@@ -16,9 +16,9 @@ class SmallDashNestBumperAGame extends BasicBallGame with Traceable {
   Future<void> onLoad() async {
     await super.onLoad();
 
-    await Future.wait([
-      images.load(Assets.images.dash.bumper.a.active.keyName),
-      images.load(Assets.images.dash.bumper.a.inactive.keyName),
+    await images.loadAll([
+      Assets.images.dash.bumper.a.active.keyName,
+      Assets.images.dash.bumper.a.inactive.keyName,
     ]);
 
     camera.followVector2(Vector2.zero());

packages/pinball_components/sandbox/lib/stories/flutter_forest/small_dash_nest_bumper_b_game.dart

@@ -16,9 +16,9 @@ class SmallDashNestBumperBGame extends BasicBallGame with Traceable {
   Future<void> onLoad() async {
     await super.onLoad();
 
-    await Future.wait([
-      images.load(Assets.images.dash.bumper.b.active.keyName),
-      images.load(Assets.images.dash.bumper.b.inactive.keyName),
+    await images.loadAll([
+      Assets.images.dash.bumper.b.active.keyName,
+      Assets.images.dash.bumper.b.inactive.keyName,
     ]);
 
     camera.followVector2(Vector2.zero());

packages/pinball_components/sandbox/lib/stories/sparky_bumper/sparky_bumper_game.dart

@@ -16,13 +16,13 @@ class SparkyBumperGame extends BasicBallGame with Traceable {
   Future<void> onLoad() async {
     await super.onLoad();
 
-    await Future.wait([
-      images.load(Assets.images.sparky.bumper.a.active.keyName),
-      images.load(Assets.images.sparky.bumper.a.inactive.keyName),
-      images.load(Assets.images.sparky.bumper.b.active.keyName),
-      images.load(Assets.images.sparky.bumper.b.inactive.keyName),
-      images.load(Assets.images.sparky.bumper.c.active.keyName),
-      images.load(Assets.images.sparky.bumper.c.inactive.keyName),
+    await images.loadAll([
+      Assets.images.sparky.bumper.a.active.keyName,
+      Assets.images.sparky.bumper.a.inactive.keyName,
+      Assets.images.sparky.bumper.b.active.keyName,
+      Assets.images.sparky.bumper.b.inactive.keyName,
+      Assets.images.sparky.bumper.c.active.keyName,
+      Assets.images.sparky.bumper.c.inactive.keyName,
     ]);
 
     final center = screenToWorld(camera.viewport.canvasSize! / 2);