feat: 新增技能相关资源与调整特效发光宽度

1. 新增多个技能攻击、待机预制件与动画剪辑资源
2. 调整三种outline材质的发光宽度与绿色材质发光阈值
3. 优化部分技能预制件的属性配置与动画参数

assets/resources/game/skill/atk/atk4.prefab

@@ -137,7 +137,7 @@
     "_contentSize": {
       "__type__": "cc.Size",
       "width": 95,
-      "height": 96
+      "height": 48
     },
     "_anchorPoint": {
       "__type__": "cc.Vec2",
@@ -173,7 +173,7 @@
       "a": 255
     },
     "_spriteFrame": {
-      "__uuid__": "2842dc10-d89e-4ff6-8a11-6d09bf48cf20@3c745",
+      "__uuid__": "2842dc10-d89e-4ff6-8a11-6d09bf48cf20@cb59a",
       "__expectedType__": "cc.SpriteFrame"
     },
     "_type": 0,
@@ -257,6 +257,7 @@
     "endType": 0,
     "speed": 720,
     "time": 0,
+    "distance": 0,
     "_id": ""
   },
   {