chore: clean packages

Author: tianyingchun

package.json

@@ -78,7 +78,6 @@
     "husky": "9.0.11",
     "lint-staged": "15.2.5",
     "npm-run-all": "^4.1.5",
-    "postcss": "^8.4.38",
     "tsup": "^8.0.2",
     "typescript": "^5.4.5",
     "vite": "^5.2.11",

yarn.lock

@@ -950,7 +950,6 @@ __metadata:
     husky: "npm:9.0.11"
     lint-staged: "npm:15.2.5"
     npm-run-all: "npm:^4.1.5"
-    postcss: "npm:^8.4.38"
     tsup: "npm:^8.0.2"
     typescript: "npm:^5.4.5"
     vite: "npm:^5.2.11"