Update Overview

Author: SigureMo

docs/api/paddle/vision/Overview_cn.rst

@@ -52,6 +52,7 @@ paddle.vision 目录是飞桨在视觉领域的高层API。具体如下：
     " :ref:`vgg13 <cn_api_paddle_vision_models_vgg13>` ", "13层的VGG模型"
     " :ref:`vgg16 <cn_api_paddle_vision_models_vgg16>` ", "16层的VGG模型"
     " :ref:`vgg19 <cn_api_paddle_vision_models_vgg19>` ", "19层的VGG模型"
+    " :ref:`GoogLeNet <cn_api_paddle_vision_models_GoogLeNet>` ", "GoogLeNet模型"
     " :ref:`googlenet <cn_api_paddle_vision_models_googlenet>` ", "GoogLeNet模型"