添加校长改动修改提示

src/main/java/com/ssj/service/weixin/library/service/impl/BookManagerServiceImpl.java

@@ -984,7 +984,7 @@ public class BookManagerServiceImpl extends BaseServiceImpl<TbLibManager, String
         Date now = new Date();
         TbLibManager tb = dao.findManagerByPhoneAndType(mobile,4);
         if(Objects.nonNull(tb)){
-            response.failure("此电话号码已拥有馆长身份！");
+            response.failure("此电话号码已拥有校长身份！");
             return  response;
         }
         User user = userService.findByMobile(mobile);