fix: 调整英雄顶部UI位置和尺寸

- 将ha1.prefab中顶部节点的Y坐标从90.171改为80
- HeroViewComp中顶部节点位置不再随等级变化，固定为Y=80
- 始终显示顶部血条，不再根据血量条件隐藏
- 调整top.prefab中多个UI元素的位置和尺寸，包括血条长度从50改为40，容器宽度从173改为140

assets/script/game/hero/HeroViewComp.ts

@@ -113,7 +113,7 @@ export class HeroViewComp extends CCComp {
     private initUINodes() {
         this.top_node = this.node.getChildByName("top");
         this.topOpacity = this.top_node.getComponent(UIOpacity) || this.top_node.addComponent(UIOpacity);
-        this.top_node.setPosition(0, 90+this.model.lv*10, 0);
+        this.top_node.setPosition(0, 80, 0);
         this.topBasePos = this.top_node.position.clone();
         const hpNode = this.top_node.getChildByName("hp");
         if(this.model.fac==FacSet.HERO){
@@ -209,7 +209,7 @@ export class HeroViewComp extends CCComp {
             this.top_node.active = true;
             return;
         }
-        this.top_node.active = !this.isFullHpAndNoShield();
+        this.top_node.active = true;
     }
 
     private activateTopBar() {