fix(map): 修复任务界面动画启停逻辑异常

调整了MissionHomeComp和MissionComp中的地图动画启停代码，将多余空行移除并修正了调用时机，确保界面切换和销毁时动画状态正确。

assets/script/game/map/MissionComp.ts

@@ -198,9 +198,11 @@ export class MissionComp extends CCComp {
             oops.message.dispatchEvent(GameEvent.MissionStart, {});
             this.mission_start();
         }, 0);
+        smc.map.MapView.scene.mapLayer.stopAnimations();
     }
 
     onDestroy(){
+        smc.map.MapView.scene.mapLayer.playAnimations()
         super.onDestroy();
         if (this.start_btn && this.start_btn.isValid) {
             this.start_btn.off(NodeEventType.TOUCH_END, this.onStartFightBtnClick, this);