删除：移除扩展默认主题的Copyright组件，官方已经调整了footer配置的渲染，该组件的意义也就不存在了

package.json

@@ -14,9 +14,7 @@
     "vitepress": "^1.0.0-alpha.4"
   },
   "dependencies": {
-    "@ant-design/icons-vue": "^6.1.0",
     "@element-plus/icons-vue": "^2.0.6",
-    "ant-design-vue": "^3.2.10",
     "element-plus": "^2.2.9",
     "fast-glob": "^3.2.11",
     "vue": "^3.2.37"