修复列表无法取消选中的问题

@CONTROL/列表/CONTROL-BASE.vue.ftl

@@ -893,7 +893,7 @@ import CodeListService from "@/codelist/codelist-service";
      *
      */
     public handleClick(args: any) {
-        this.clearSelection();
+        //  this.clearSelection();
         args.isselected = !args.isselected;
         this.selectchange();
     }