chore(skill assets): clean up unused skill related prefab and animation files

本次提交清理了大量未使用的技能相关预制件和动画资源文件，包括多个失效的prefab、anim及其meta元文件，同时优化了dead.prefab和yellow.anim的配置参数，移除冗余无用的资源代码。

assets/resources/game/skill/anm/buff/buff_wind.anim

@@ -1,130 +0,0 @@
-[
-  {
-    "__type__": "cc.AnimationClip",
-    "_name": "buff_wind",
-    "_objFlags": 0,
-    "__editorExtras__": {
-      "embeddedPlayerGroups": []
-    },
-    "_native": "",
-    "sample": 18,
-    "speed": 1,
-    "wrapMode": 1,
-    "enableTrsBlending": false,
-    "_duration": 0.5555555555555556,
-    "_hash": 500763545,
-    "_tracks": [
-      {
-        "__id__": 1
-      }
-    ],
-    "_exoticAnimation": null,
-    "_events": [],
-    "_embeddedPlayers": [],
-    "_additiveSettings": {
-      "__id__": 7
-    },
-    "_auxiliaryCurveEntries": []
-  },
-  {
-    "__type__": "cc.animation.ObjectTrack",
-    "_binding": {
-      "__type__": "cc.animation.TrackBinding",
-      "path": {
-        "__id__": 2
-      },
-      "proxy": null
-    },
-    "_channel": {
-      "__id__": 5
-    }
-  },
-  {
-    "__type__": "cc.animation.TrackPath",
-    "_paths": [
-      {
-        "__id__": 3
-      },
-      {
-        "__id__": 4
-      },
-      "spriteFrame"
-    ]
-  },
-  {
-    "__type__": "cc.animation.HierarchyPath",
-    "path": "skill"
-  },
-  {
-    "__type__": "cc.animation.ComponentPath",
-    "component": "cc.Sprite"
-  },
-  {
-    "__type__": "cc.animation.Channel",
-    "_curve": {
-      "__id__": 6
-    }
-  },
-  {
-    "__type__": "cc.ObjectCurve",
-    "_times": [
-      0,
-      0.05555555555555555,
-      0.1111111111111111,
-      0.16666666666666666,
-      0.2222222222222222,
-      0.2777777777777778,
-      0.3333333333333333,
-      0.3888888888888889,
-      0.4444444444444444,
-      0.5
-    ],
-    "_values": [
-      {
-        "__uuid__": "3d46f945-3f07-477e-a95a-b49557d552c6@121c9",
-        "__expectedType__": "cc.SpriteFrame"
-      },
-      {
-        "__uuid__": "3d46f945-3f07-477e-a95a-b49557d552c6@32458",
-        "__expectedType__": "cc.SpriteFrame"
-      },
-      {
-        "__uuid__": "3d46f945-3f07-477e-a95a-b49557d552c6@770ee",
-        "__expectedType__": "cc.SpriteFrame"
-      },
-      {
-        "__uuid__": "3d46f945-3f07-477e-a95a-b49557d552c6@bad49",
-        "__expectedType__": "cc.SpriteFrame"
-      },
-      {
-        "__uuid__": "3d46f945-3f07-477e-a95a-b49557d552c6@c9790",
-        "__expectedType__": "cc.SpriteFrame"
-      },
-      {
-        "__uuid__": "3d46f945-3f07-477e-a95a-b49557d552c6@121c9",
-        "__expectedType__": "cc.SpriteFrame"
-      },
-      {
-        "__uuid__": "3d46f945-3f07-477e-a95a-b49557d552c6@32458",
-        "__expectedType__": "cc.SpriteFrame"
-      },
-      {
-        "__uuid__": "3d46f945-3f07-477e-a95a-b49557d552c6@770ee",
-        "__expectedType__": "cc.SpriteFrame"
-      },
-      {
-        "__uuid__": "3d46f945-3f07-477e-a95a-b49557d552c6@bad49",
-        "__expectedType__": "cc.SpriteFrame"
-      },
-      {
-        "__uuid__": "3d46f945-3f07-477e-a95a-b49557d552c6@c9790",
-        "__expectedType__": "cc.SpriteFrame"
-      }
-    ]
-  },
-  {
-    "__type__": "cc.AnimationClipAdditiveSettings",
-    "enabled": false,
-    "refClip": null
-  }
-]

assets/resources/game/skill/anm/buff/buff_wind.anim.meta

@@ -1,13 +0,0 @@
-{
-  "ver": "2.0.3",
-  "importer": "animation-clip",
-  "imported": true,
-  "uuid": "67419693-8fea-48df-a2f4-d52e993932c0",
-  "files": [
-    ".cconb"
-  ],
-  "subMetas": {},
-  "userData": {
-    "name": "buff_wind"
-  }
-}