!372 添加状态码（限流）

Merge pull request !372 from skywolf627/N/A

Vben2/src/enums/httpEnum.ts

@@ -5,6 +5,7 @@ export enum ResultEnum {
   SUCCESS = 200,
   ERROR = 400,
   TIMEOUT = 408,
+  BUSY = 429,
   TYPE = 'success',
 }