refactor(uiPrefab): 调整任务和英雄顶部UI的布局与组件配置

统一修改mission.prefab和top.prefab的节点激活状态、位置、尺寸，替换旧的精灵/文本组件为正确配置，清理冗余节点和组件，优化UI显示效果

assets/resources/gui/element/mission.prefab

@@ -7106,7 +7106,7 @@
         "__id__": 387
       }
     ],
-    "_active": false,
+    "_active": true,
     "_components": [
       {
         "__id__": 407
@@ -7180,7 +7180,7 @@
     },
     "_lpos": {
       "__type__": "cc.Vec3",
-      "x": -226,
+      "x": -220,
       "y": 0,
       "z": 0
     },
@@ -7274,8 +7274,8 @@
     },
     "_contentSize": {
       "__type__": "cc.Size",
-      "width": 190,
-      "height": 256
+      "width": 164,
+      "height": 220
     },
     "_anchorPoint": {
       "__type__": "cc.Vec2",
@@ -7538,8 +7538,8 @@
     },
     "_contentSize": {
       "__type__": "cc.Size",
-      "width": 196,
-      "height": 266
+      "width": 170,
+      "height": 230
     },
     "_anchorPoint": {
       "__type__": "cc.Vec2",
@@ -7731,8 +7731,8 @@
     },
     "_contentSize": {
       "__type__": "cc.Size",
-      "width": 190,
-      "height": 256
+      "width": 164,
+      "height": 220
     },
     "_anchorPoint": {
       "__type__": "cc.Vec2",
@@ -7995,8 +7995,8 @@
     },
     "_contentSize": {
       "__type__": "cc.Size",
-      "width": 196,
-      "height": 266
+      "width": 170,
+      "height": 230
     },
     "_anchorPoint": {
       "__type__": "cc.Vec2",
@@ -8094,7 +8094,7 @@
     },
     "_lpos": {
       "__type__": "cc.Vec3",
-      "x": 226,
+      "x": 220,
       "y": 0,
       "z": 0
     },
@@ -8188,8 +8188,8 @@
     },
     "_contentSize": {
       "__type__": "cc.Size",
-      "width": 190,
-      "height": 256
+      "width": 164,
+      "height": 220
     },
     "_anchorPoint": {
       "__type__": "cc.Vec2",
@@ -8452,8 +8452,8 @@
     },
     "_contentSize": {
       "__type__": "cc.Size",
-      "width": 196,
-      "height": 266
+      "width": 170,
+      "height": 230
     },
     "_anchorPoint": {
       "__type__": "cc.Vec2",
@@ -8992,7 +8992,7 @@
     },
     "_contentSize": {
       "__type__": "cc.Size",
-      "width": 648,
+      "width": 570,
       "height": 300
     },
     "_anchorPoint": {
@@ -9020,8 +9020,8 @@
     },
     "_alignFlags": 42,
     "_target": null,
-    "_left": 36,
-    "_right": 36,
+    "_left": 75,
+    "_right": 75,
     "_top": -391.513,
     "_bottom": 591.5129999999999,
     "_horizontalCenter": 0,
@@ -9050,7 +9050,7 @@
     "node": {
       "__id__": 326
     },
-    "_enabled": true,
+    "_enabled": false,
     "__prefab": {
       "__id__": 412
     },