fix typo

ppcls/arch/backbone/model_zoo/tinynet.py

@@ -1,4 +1,4 @@
-# copyright (c) 2021 PaddlePaddle Authors. All Rights Reserve.
+# copyright (c) 2023 PaddlePaddle Authors. All Rights Reserve.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -12,8 +12,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-# Code was based on https://github.com/lukemelas/EfficientNet-PyTorch
-# reference: https://arxiv.org/abs/1905.11946
+# Code was based on https://gitee.com/mindspore/models/tree/master/research/cv/tinynet
+# reference: https://arxiv.org/abs/2010.14819
 
 import paddle.nn as nn