remove free ebook notification

Author: Packt-ITService

README.md

@@ -29,7 +29,3 @@ This course has the following software requirements:<br/>
 
 * [Mastering Machine Learning with MATLAB [Video]](https://www.packtpub.com/big-data-and-business-intelligence/mastering-machine-learning-matlab-video?utm_source=github&utm_medium=repository&utm_campaign=9781788998130)
 
-### 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 claim your free PDF.</i>
-<p align="center"> <a href="https://packt.link/free-ebook/9781788999847">https://packt.link/free-ebook/9781788999847 </a> </p>