chore: downgrade zx to 4.x to support Node.js 14

Author: haoqunjiang

package.json

@@ -46,7 +46,7 @@
     "npm-run-all": "^4.1.5",
     "prettier": "^2.7.1",
     "prompts": "^2.4.2",
-    "zx": "^6.2.5"
+    "zx": "^4.3.0"
   },
   "lint-staged": {
     "*.{js,ts,vue,json}": [