remove $10 campaign

Author: Packt-ITService

README.md

@@ -41,7 +41,3 @@ https://docs.python.org/3/using/index.html.
 
 ### Suggestions and Feedback
 [Click here](https://docs.google.com/forms/d/e/1FAIpQLSe5qwunkGf6PUvzPirPDtuy1Du5Rlzew23UBp2S-P3wB-GcwQ/viewform) if you have any feedback or suggestions.
-### Download a free PDF
-
- <i>If you have already purchased a print or Kindle version of this book, you can get a DRM-free PDF version at no cost.<br>Simply click on the link to download a free PDF copy of this book.</i>
-<p align="center"> <a href="https://packt.link/free-ebook/9781787127487">https://packt.link/free-ebook/9781787127487 </a> </p>