优化没有查询到的标签报错

ruoyi-generator/src/main/java/com/ruoyi/generator/controller/CommunityTagController.java

@@ -88,7 +88,7 @@ public class CommunityTagController extends BaseController {
                     .orderByDesc("tag_hot")).getRecords();
 
             if (communityTags.isEmpty()){
-                return AjaxResult.success("没有查询到该标签");
+                return AjaxResult.success("false");
             }
             CommunityTagVo communityTagVo = null;
             for (CommunityTag communityTag : communityTags) {