chore: trailing commas

lib/game/game_assets.dart

@@ -42,15 +42,20 @@ extension PinballGameAssetsX on PinballGame {
       images
           .load(components.Assets.images.spaceship.ramp.arrow.inactive.keyName),
       images.load(
-          components.Assets.images.spaceship.ramp.arrow.oneActive.keyName),
+        components.Assets.images.spaceship.ramp.arrow.oneActive.keyName,
+      ),
       images.load(
-          components.Assets.images.spaceship.ramp.arrow.twoActive.keyName),
+        components.Assets.images.spaceship.ramp.arrow.twoActive.keyName,
+      ),
       images.load(
-          components.Assets.images.spaceship.ramp.arrow.threeActive.keyName),
+        components.Assets.images.spaceship.ramp.arrow.threeActive.keyName,
+      ),
       images.load(
-          components.Assets.images.spaceship.ramp.arrow.fourActive.keyName),
+        components.Assets.images.spaceship.ramp.arrow.fourActive.keyName,
+      ),
       images.load(
-          components.Assets.images.spaceship.ramp.arrow.fiveActive.keyName),
+        components.Assets.images.spaceship.ramp.arrow.fiveActive.keyName,
+      ),
       images.load(components.Assets.images.spaceship.ramp.boardOpening.keyName),
       images.load(
         components.Assets.images.spaceship.ramp.railingBackground.keyName,