feat(游戏配置): 调整英雄数量上限并优化抽卡池等级显示

- 将英雄最大数量从3提升至5，增加游戏策略深度
- 移除未使用的金币相关配置项（升级和抽卡金币）
- 重构抽卡池等级显示逻辑：使用预设图片替代文本标签，提升视觉效果
- 添加Widget组件对齐更新，确保UI元素正确显示
- 更新相关资源文件

assets/script/game/map/MissionCardComp.ts

@@ -33,7 +33,7 @@
  *   - smc.vmdata.mission_data —— 局内数据（coin / hero_num / hero_max_num）
  */
 import { mLogger } from "../common/Logger";
-import { _decorator, instantiate, Label, Node, NodeEventType, Prefab, SpriteAtlas, Tween, tween, Vec3 } from "cc";
+import { _decorator, instantiate, Label, Node, NodeEventType, Prefab, SpriteAtlas, Tween, tween, Vec3, Widget } from "cc";
 import { ecs } from "../../../../extensions/oops-plugin-framework/assets/libs/ecs/ECS";
 import { CCComp } from "../../../../extensions/oops-plugin-framework/assets/module/common/CCComp";
 import { GameEvent } from "../common/config/GameEvent";
@@ -772,7 +772,22 @@ export class MissionCardComp extends CCComp {
         if (this.pool_lv_node) {
             this.pool_lv_node.active = true;
             const lv = Math.max(CARD_POOL_INIT_LEVEL, Math.min(CARD_POOL_MAX_LEVEL, Math.floor(this.poolLv)));
-            this.pool_lv_node.getComponent(Label).string = `${lv}`;
+            const poolLvStr = `lv${lv}`;
+            this.pool_lv_node.children.forEach(child => {
+                if (child.name === "light") {
+                    child.active = false;
+                } else if (child.name === "bg") {
+                    child.active = true;
+                } else {
+                    child.active = (child.name === poolLvStr);
+                }
+            });
+            const widget = this.pool_lv_node.getComponent(Widget);
+            if (widget) widget.updateAlignment();
+            this.pool_lv_node.children.forEach(child => {
+                const childWidget = child.getComponent(Widget);
+                if (childWidget) childWidget.updateAlignment();
+            });
             const peak =  1.2 
             this.playHeroNumNodePop( this.pool_lv_node, peak);
         }