feat: 境外码查询无结果逻辑修改

src/views/Search/external.vue

@@ -102,7 +102,11 @@ export default {
       const searchGlnRes = await this.$api.search.searchGln(params);
       const { returnCode, data } = searchGlnRes;
       if (returnCode === "0") {
-        this.result = [data];
+        if (data.returnCode === '0') {
+          this.result = [data];
+        } else {
+          this.errorMsg = "暂无数据";
+        }
       } else {
         this.errorMsg =
             searchGlnRes.returnMsg ||