chore: 清理无用的技能特效资源并调整部分配置

本次提交清理了多个废弃的buff、攻击特效的prefab和动画资源，包括down、dun_jin、dun_red、fire_wall等系列资源；同时调整了card预制体激活状态、部分技能预制体的精灵帧引用和尺寸模式，修复了fire_yuns动画的时长并新增了相关节点配置。

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

@@ -23,28 +23,31 @@
       },
       {
         "__id__": 8
+      },
+      {
+        "__id__": 14
       }
     ],
     "_active": true,
     "_components": [
-      {
-        "__id__": 14
-      },
-      {
-        "__id__": 16
-      },
-      {
-        "__id__": 18
-      },
       {
         "__id__": 20
       },
       {
         "__id__": 22
+      },
+      {
+        "__id__": 24
+      },
+      {
+        "__id__": 26
+      },
+      {
+        "__id__": 28
       }
     ],
     "_prefab": {
-      "__id__": 24
+      "__id__": 30
     },
     "_lpos": {
       "__type__": "cc.Vec3",
@@ -350,6 +353,142 @@
     "targetOverrides": null,
     "nestedPrefabInstanceRoots": null
   },
+  {
+    "__type__": "cc.Node",
+    "_name": "Rockets-0",
+    "_objFlags": 0,
+    "__editorExtras__": {},
+    "_parent": {
+      "__id__": 1
+    },
+    "_children": [],
+    "_active": true,
+    "_components": [
+      {
+        "__id__": 15
+      },
+      {
+        "__id__": 17
+      }
+    ],
+    "_prefab": {
+      "__id__": 19
+    },
+    "_lpos": {
+      "__type__": "cc.Vec3",
+      "x": 0,
+      "y": 23.352,
+      "z": 0
+    },
+    "_lrot": {
+      "__type__": "cc.Quat",
+      "x": 0,
+      "y": 0,
+      "z": 0,
+      "w": 1
+    },
+    "_lscale": {
+      "__type__": "cc.Vec3",
+      "x": 3,
+      "y": 3,
+      "z": 1
+    },
+    "_mobility": 0,
+    "_layer": 1073741824,
+    "_euler": {
+      "__type__": "cc.Vec3",
+      "x": 0,
+      "y": 0,
+      "z": 0
+    },
+    "_id": ""
+  },
+  {
+    "__type__": "cc.UITransform",
+    "_name": "",
+    "_objFlags": 0,
+    "__editorExtras__": {},
+    "node": {
+      "__id__": 14
+    },
+    "_enabled": true,
+    "__prefab": {
+      "__id__": 16
+    },
+    "_contentSize": {
+      "__type__": "cc.Size",
+      "width": 64,
+      "height": 64
+    },
+    "_anchorPoint": {
+      "__type__": "cc.Vec2",
+      "x": 0.5,
+      "y": 0.5
+    },
+    "_id": ""
+  },
+  {
+    "__type__": "cc.CompPrefabInfo",
+    "fileId": "87ksDBR41P2LMtcjrv+GSY"
+  },
+  {
+    "__type__": "cc.Sprite",
+    "_name": "",
+    "_objFlags": 0,
+    "__editorExtras__": {},
+    "node": {
+      "__id__": 14
+    },
+    "_enabled": true,
+    "__prefab": {
+      "__id__": 18
+    },
+    "_customMaterial": null,
+    "_srcBlendFactor": 2,
+    "_dstBlendFactor": 4,
+    "_color": {
+      "__type__": "cc.Color",
+      "r": 255,
+      "g": 255,
+      "b": 255,
+      "a": 255
+    },
+    "_spriteFrame": {
+      "__uuid__": "3d46f945-3f07-477e-a95a-b49557d552c6@4f364",
+      "__expectedType__": "cc.SpriteFrame"
+    },
+    "_type": 0,
+    "_fillType": 0,
+    "_sizeMode": 1,
+    "_fillCenter": {
+      "__type__": "cc.Vec2",
+      "x": 0,
+      "y": 0
+    },
+    "_fillStart": 0,
+    "_fillRange": 0,
+    "_isTrimmedMode": true,
+    "_useGrayscale": false,
+    "_atlas": null,
+    "_id": ""
+  },
+  {
+    "__type__": "cc.CompPrefabInfo",
+    "fileId": "8eRvUhJwVLSZQ6UpoHp19B"
+  },
+  {
+    "__type__": "cc.PrefabInfo",
+    "root": {
+      "__id__": 1
+    },
+    "asset": {
+      "__id__": 0
+    },
+    "fileId": "d4XSQ3P5VAj5vz3P9S52k0",
+    "instance": null,
+    "targetOverrides": null,
+    "nestedPrefabInstanceRoots": null
+  },
   {
     "__type__": "cc.UITransform",
     "_name": "",
@@ -360,7 +499,7 @@
     },
     "_enabled": true,
     "__prefab": {
-      "__id__": 15
+      "__id__": 21
     },
     "_contentSize": {
       "__type__": "cc.Size",
@@ -388,7 +527,7 @@
     },
     "_enabled": true,
     "__prefab": {
-      "__id__": 17
+      "__id__": 23
     },
     "playOnLoad": true,
     "_clips": [
@@ -417,7 +556,7 @@
     },
     "_enabled": true,
     "__prefab": {
-      "__id__": 19
+      "__id__": 25
     },
     "atk_x": 0,
     "atk_y": 0,
@@ -437,7 +576,7 @@
     },
     "_enabled": true,
     "__prefab": {
-      "__id__": 21
+      "__id__": 27
     },
     "enabledContactListener": true,
     "bullet": false,
@@ -471,7 +610,7 @@
     },
     "_enabled": true,
     "__prefab": {
-      "__id__": 23
+      "__id__": 29
     },
     "tag": 0,
     "_group": 1,