Update README.rst

Author: BlitzCityDIY

README.rst

@@ -37,14 +37,8 @@ This is easily achieved by downloading
 or individual libraries can be installed using
 `circup <https://github.com/adafruit/circup>`_.
 
-* Adafruit ADG728 1-to-8 Analog Matrix Switch - Stemma QT
-
 `Purchase one from the Adafruit shop <http://www.adafruit.com/products/5899>`_
 
-* Adafruit ADG729 Dual 1-to-4 Analog Matrix Switch
-
-`Purchase one from the Adafruit shop <http://www.adafruit.com/products/5932>`_
-
 Installing from PyPI
 =====================