Update README_ch.md

README_ch.md

@@ -75,7 +75,7 @@ PaddleOCR旨在打造一套丰富、领先、且实用的OCR工具库，助力
     - [服务化部署](./deploy/hubserving/readme.md)
     - [端侧部署](./deploy/lite/readme.md)
     - [模型量化](./deploy/slim/quantization/README.md)
-    - [模型裁剪](./deploy/slim/prune/README_ch.md)
+    - [模型裁剪](./deploy/slim/prune/README.md)
     - [Benchmark](./doc/doc_ch/benchmark.md)
 - 数据集
     - [通用中英文OCR数据集](./doc/doc_ch/datasets.md)