Remove mega:bit as makerspace-uk.co.uk domain no longer exists.

No other articles about the same mega:bit were found.

.github/workflows/allow-list.txt

@@ -1 +1 @@
-makerspace-uk.co.uk,multiwingspan.co.uk,https://community.element14.com,twitter.com,wiley.com,reddit.com,insightresources.co.uk,elecfreaks.com
+multiwingspan.co.uk,https://community.element14.com,twitter.com,wiley.com,reddit.com,insightresources.co.uk,elecfreaks.com

README.md

@@ -489,7 +489,6 @@ All these projects contain steps and resources required for reproduction.
 - [SonicPixels](https://github.com/jrmedd/SonicPixels) - BBC micro:bit and Max frameworks for triggering multiple speakers in a grid arrangement.
 - [Little Bug Bit](https://goo.gl/eEFhcy) - Low cost micro:bit buggy.
 - [HandShake](https://sites.google.com/site/hardwaremonkey/home/handshake) - Project designed to enable unique gesture recognition for people with limited control of their motion.
-- [Mega:Bit](https://www.makerspace-uk.co.uk/megabit/) - Scaled up micro:bit with the 5x5 LED matrix and buttons, connected to a real micro:bit.
 - [Scrolling display](https://meanderingpi.wordpress.com/2017/09/16/bbc-microbit-scrolling-display/) - Create a display screen using a number of micro:bits communicating via radio.
 - [Ironman Arc Reactor](https://www.kitronik.co.uk/blog/halo-ween-ironman-arc-reactor) - Choose between two different versions (Mk I and Mk II) ready to 3D print and build.
 - [microbit-beacon-finder](https://github.com/kshoji/microbit-beacon-finder) - The micro:bit finds various types of BLE Beacons, and displays their ID to the LEDs.