fix: wx input cursor problem

Author: rayhomie

package.json

@@ -1,6 +1,6 @@
 {
   "name": "antd-mini",
-  "version": "3.1.6",
+  "version": "3.1.6-beta.1",
   "description": "antd-mini 是支付宝小程序 UI 组件库，遵循 Ant Design 规范。",
   "miniprogram": "compiled/wechat/src",
   "scripts": {
@@ -158,4 +158,4 @@
   ],
   "license": "MIT",
   "homepage": "https://github.com/ant-design/ant-design-mini"
-}
+}