```

feat(materials): 删除TowerEnemy和TowerPlayer材质文件

移除项目中不再需要的TowerEnemy.mat和TowerPlayer.mat材质文件，
以及对应的.meta元数据文件。这些材质文件已通过其他方式重构或不再使用。
```

Assets/Prefabs/第二章/蓝色怪物.prefab

@@ -78,6 +78,16 @@ PrefabInstance:
       propertyPath: m_ConstrainProportionsScale
       value: 1
       objectReference: {fileID: 0}
+    - target: {fileID: -5324531855699944674, guid: aedf6e849dd924e229c57640f99ff50a,
+        type: 3}
+      propertyPath: m_Materials.Array.size
+      value: 2
+      objectReference: {fileID: 0}
+    - target: {fileID: -5324531855699944674, guid: aedf6e849dd924e229c57640f99ff50a,
+        type: 3}
+      propertyPath: m_Materials.Array.data[1]
+      value: 
+      objectReference: {fileID: 2100000, guid: 9f9591addfe464f93aeb91eff0dc75fa, type: 2}
     - target: {fileID: 919132149155446097, guid: aedf6e849dd924e229c57640f99ff50a,
         type: 3}
       propertyPath: m_Name