fix：“优化长隆微信支付“

src/main/java/com/szwl/service/impl/TOrderServiceImpl.java

@@ -136,9 +136,9 @@ public class TOrderServiceImpl extends ServiceImpl<TOrderMapper, TOrder> impleme
                 processRefund(bodyMap);
                 //成功应答
                 response.setStatus(HttpStatus.SC_OK);
-                hashMap.put("code", "SUCCESS");
+//                hashMap.put("code", "SUCCESS");
             } else {
-                response.setStatus(HttpStatus.SC_OK);
+                response.setStatus(HttpStatus.SC_BAD_GATEWAY);
                 hashMap.put("code", "FAIL");
                 hashMap.put("message", "系统错误");
             }