Merge branch 'feature/1019-tenant' into develop-new

cooleshow-user/user-biz/src/main/java/com/yonge/cooleshow/biz/dal/service/impl/TenantGroupServiceImpl.java

@@ -430,9 +430,6 @@ public class TenantGroupServiceImpl extends ServiceImpl<TenantGroupMapper, Tenan
                         .set(TenantGroup::getImGroupId, null)
                         .eq(TenantGroup::getId, detail.getTenantGroupId())
                         .update();
-                studentDao.update(null, Wrappers.<Student>lambdaUpdate()
-                        .eq(Student::getTenantGroupId, detail.getTenantGroupId())
-                        .set(Student::getTenantGroupId, -1L));
             }
         }
         return true;