refactor: removed priority occurences

lib/game/pinball_game.dart

@@ -209,8 +209,6 @@ class _DebugGameBallsController extends _GameBallsController {
 // TODO(wolfenrain): investigate this CI failure.
 // coverage:ignore-start
 class _DebugInformation extends Component with HasGameRef<DebugPinballGame> {
-  _DebugInformation() : super(priority: ZIndexes.debugInfo);
-
   @override
   PositionType get positionType => PositionType.widget;
 

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

@@ -26,10 +26,8 @@ class FireEffect extends ParticleSystemComponent {
     required this.burstPower,
     required this.direction,
     Vector2? position,
-    int? priority,
   }) : super(
           position: position,
-          priority: priority,
         );
 
   /// A [double] value that will define how "strong" the burst of particles

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

@@ -8,9 +8,6 @@ import 'package:flutter/material.dart';
 /// [BodyComponent]s with compatible [Layer]s can collide with each other,
 /// ignoring others. This compatibility depends on bit masking operation
 /// between layers. For more information read: https://en.wikipedia.org/wiki/Mask_(computing).
-///
-/// A parent [Layered] have priority against its children's layer. Them won't be
-/// changed but will be ignored.
 /// {@endtemplate}
 mixin Layered<T extends Forge2DGame> on BodyComponent<T> {
   Layer _layer = Layer.all;

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

@@ -21,8 +21,8 @@ abstract class ZIndexes {
 
   // Background
 
-  // TODO(allisonryan0002): fix this magic priority. Could bump all priorities
+  // TODO(allisonryan0002): fix this magic zindex. Could bump all priorities so
-  // so there are no negatives.
+  // there are no negatives.
   static const boardBackground = 3 * _below + _base;
 
   static const decal = _above + boardBackground;