Removed YouTube video from README.rst

Author: CDarius

README.rst

@@ -23,11 +23,6 @@ Introduction
 
 CircuitPython driver for RaspberryPi BuildHAT
 
-.. raw:: html
-
-    <iframe width="560" height="315" src="https://www.youtube.com/embed/DlgysdjXWgY?si=wMaqAuuGjNr2mK3f" title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" referrerpolicy="strict-origin-when-cross-origin" allowfullscreen style="margin-bottom: 20px">
-    </iframe>
-
 Attribution
 ===========