release- 修复userinfo数量查询bug

luoo_user/src/main/java/com/luoo/user/service/ArtistService.java

@@ -95,7 +95,7 @@ public class ArtistService {
                 throw new BizException("用户名不允许修改");
             }
             Integer count = userInfoDao.countByUserNameAndUserNameNotNullAndIdNot(artistRegisterDto.getUserName(), artistRegisterDto.getUserId());
-            if (count == 0) {
+            if (count > 0) {
                 throw new BizException("该用户名已存在，请重新输入！");
             }
             userInfo = UserInfo.builder()