build: 添加 @unocss/preset-legacy-compat 依赖

Author: feige996

package.json

@@ -148,6 +148,7 @@
     "@uni-ku/bundle-optimizer": "^1.3.3",
     "@uni-ku/root": "^1.3.4",
     "@unocss/eslint-plugin": "^66.2.3",
+    "@unocss/preset-legacy-compat": "66.0.0",
     "@vue/runtime-core": "^3.4.21",
     "@vue/tsconfig": "^0.1.3",
     "autoprefixer": "^10.4.20",