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/resources/game/heros/ha1.prefab

@@ -560,7 +560,7 @@
     "value": {
       "__type__": "cc.Vec3",
       "x": 0,
-      "y": 90.171,
+      "y": 80,
       "z": 0
     }
   },

assets/resources/game/heros/top.prefab

@@ -817,7 +817,7 @@
     },
     "_lpos": {
       "__type__": "cc.Vec3",
-      "x": -25,
+      "x": -20,
       "y": 0,
       "z": 0
     },
@@ -858,7 +858,7 @@
     },
     "_contentSize": {
       "__type__": "cc.Size",
-      "width": 50,
+      "width": 40,
       "height": 10
     },
     "_anchorPoint": {
@@ -1036,7 +1036,7 @@
     },
     "_contentSize": {
       "__type__": "cc.Size",
-      "width": 173.33333333333334,
+      "width": 140,
       "height": 40
     },
     "_anchorPoint": {
@@ -1161,7 +1161,7 @@
     },
     "_contentSize": {
       "__type__": "cc.Size",
-      "width": 50,
+      "width": 40,
       "height": 10
     },
     "_anchorPoint": {
@@ -1239,7 +1239,7 @@
       "__id__": 36
     },
     "_mode": 0,
-    "_totalLength": 50,
+    "_totalLength": 40,
     "_progress": 1,
     "_reverse": false,
     "_id": ""