后台修改学员基本信息，不同步家长姓名

mec-biz/src/main/java/com/ym/mec/biz/service/impl/StudentManageServiceImpl.java

@@ -681,6 +681,8 @@ public class StudentManageServiceImpl implements StudentManageService {
         if (sysUser1 != null && !userId.equals(sysUser1.getId())) {
             throw new BizException("手机号已被占用");
         }
+        //不更新真实姓名
+        student.setRealName(null);
         sysUserFeignService.updateSysUser(student);
 
         student.setUserId(student.getId());