fix：修复“替换对象中的null为空字符串”提交报错问题

src/business/platform/form/utils/custom/joinCURD.js

@@ -2,7 +2,7 @@ import request from '@/utils/request'
 import md5 from 'js-md5';
 import { processCreate, processEdit } from './process'
 import { requestType, requestPath } from './requestType'
-
+import { mapValues } from 'lodash'
 // 请求方式默认POST
 const post = (method, data, type = 'post') => {
     let path = requestType[method]

src/utils/util.js

@@ -15,6 +15,7 @@
 import log from './util.log.js'
 import cookies from './util.cookies.js'
 import XSS from 'xss'
+import { mapValues } from 'lodash'
 const rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g
 
 const util = {