chore: bump async-validator version

Author: zombieJ

package.json

@@ -50,7 +50,7 @@
   },
   "dependencies": {
     "@babel/runtime": "^7.8.4",
-    "async-validator": "^3.0.3",
+    "async-validator": "^4.0.2",
     "rc-util": "^5.8.0"
   },
   "devDependencies": {