修复置标标签无法修改备注描述的问题

shandan-system/src/main/java/com/keyware/shandan/bianmu/service/impl/DataLabelsServiceImpl.java

@@ -59,7 +59,10 @@ public class DataLabelsServiceImpl extends BaseServiceImpl<DataLabelsMapper, Dat
             entity.setIdPath("/");
             entity.setTitlePath("/");
         }
-        Assert.isNull(getByTitlePathAndTitle(entity), "分类下存在相同名称，请检查");
+        DataLabelsVo old = getById(entity.getId());
+        if(old == null || !old.getTitle().equals(entity.getTitle())){
+            Assert.isNull(getByTitlePathAndTitle(entity), "分类下存在相同名称，请检查");
+        }
         return super.updateOrSave(entity);
     }