feat: 境外码查询无结果逻辑修改

src/views/Search/external.vue

@@ -102,8 +102,12 @@ export default {
       const searchGlnRes = await this.$api.search.searchGln(params);
       const { returnCode, data } = searchGlnRes;
       if (returnCode === "0") {
+        if (data.returnCode === '0') {
           this.result = [data];
         } else {
+          this.errorMsg = "暂无数据";
+        }
+      } else {
         this.errorMsg =
             searchGlnRes.returnMsg ||
             "您输入的商品条码格式不正确，请确认后重试。";