add reference to slides

Author: npatta01

README.md

@@ -48,9 +48,16 @@ e. `04_packaging.ipynb`
 Notebook that shows how to use TorchServe to serve models
 
 
+## Slides
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+[![Watch the video](assets/slides_cover.png)](https://www.slideshare.net/nidhinpattaniyil/serving-bert-models-in-production-with-torchserve)
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+
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 ## References
 
-[Pydata 2021 Slides](https://docs.google.com/presentation/d/1NF7_vZgGVYM4G-YHcfWIru56FwzycV04QjILEBjjJZM/edit?usp=sharing)
+[Pydata 2021 Slides](https://www.slideshare.net/nidhinpattaniyil/serving-bert-models-in-production-with-torchserve)
 
 [Pydata 2021 Conference Page](https://pydata.org/global2021/schedule/presentation/136/serving-pytorch-models-in-production/)