Update README.md by removing broken links on the demo session (open-edge-platform#427)

Removed broken links from the demo session. Replacing specific links to demos with one single link to the whole OEP playlist

Author: biapalmeiro

README.md

@@ -34,11 +34,9 @@ Toolkit are available as Open-Source.
 
 All articles required to quickly learn how to work with Edge Microvisor Toolkit can be found [here](./docs/developer-guide/emt-get-started.md).
 
-You can find **video demos** on the [Open Edge Platform Playlist](https://www.youtube.com/playlist?list=PLg-UKERBljNxIMUUPWHpA8ZJ_YUU5tPP9).
 
-**Demos**
-* [Standalone Edge Microvisor Toolkit (EMT-S) integration with EMT-Micro OS](https://www.youtube.com/watch?v=rmgmWYi6OpE):
-  This demo includes: USB Device Preparation, Provisioning Process, System Readiness, and Final Boot with the cluster starting successfully.
+Access the [**Open Edge Platform Playlist**](https://www.youtube.com/playlist?list=PLg-UKERBljNxIMUUPWHpA8ZJ_YUU5tPP9) for video demos.
+
 
 ## Getting Help