fix(接口测试): 修复引用数据源无法连续搜索的缺陷

--bug=1037731 --user=王孝刚 【接口测试】定义-定义-调试-后置-sql操作-引用数据源-搜索为纯前端搜索无法连续搜索
https://www.tapd.cn/55049933/s/1487104

frontend/src/views/api-test/components/quoteSqlSourceDrawer.vue

@@ -130,10 +130,9 @@
   }
 
   function searchDataSource() {
+    propsRes.value.data = cloneDeep(currentEnvConfig?.value.dataSources) as any[];
     if (keyword.value.trim() !== '') {
       propsRes.value.data = propsRes.value.data.filter((e) => e.dataSource.includes(keyword.value));
-    } else {
-      propsRes.value.data = cloneDeep(currentEnvConfig?.value.dataSources) as any[];
     }
   }