feat: update something

hnqz-upms/hnqz-upms-biz/src/main/java/com/qunzhixinxi/hnqz/admin/controller/ApiController.java

@@ -804,7 +804,8 @@ public class ApiController {
         SysUser u = sysUserService.getById(uId);
 
         SysUser updateU = new SysUser();
-        if (StrUtil.isBlank(u.getWxOpenid())){
+        updateU.setUserId(uId);
+        if (StrUtil.isBlank(u.getWxOpenid()) || "null".equals(u.getWxOpenid())){
             updateU.setWxOpenid(openId);
         }