bug: fix update userinfo

src/reducers/user.js

     case UPDATE_USER_INFO: {
       // debugger
       const { person, extraInfo, miniApp = {} } = state.userInfo
+      const newPerson = mergeNotNull(person, action.payload)
       
       return {
         ...state,
         userInfo: {
           extraInfo,
-          person: {
-            ...person,
-            ...action.payload
-          },
+          person: newPerson,
           miniApp,
         }
       }