feat(http):http 取消转圈

lib/http/http_utils.dart

@@ -216,6 +216,7 @@ class HttpUtils {
    * Dio库error统一处理
    */
   static void _formatError(DioException error) {
+    EasyLoading.dismiss();
     switch (error.type) {
       case DioExceptionType.cancel:
         break;