Update README.md

Arduino Libraries/README.md

 # Arduino Libraries
-This folder holds the Arduino Libraries used by firmwares corresponding microcontrollers.
-This file _should_ be updated with information detailing the latest version of Arduino Libraries.
+This folder holds the Arduino Libraries used by firmwares corresponding microcontrollers. This file _should_ be updated with information detailing the latest version of Arduino Libraries.
+
 [SUFST Website](https://www.sufst.co.uk)
 
 Please read the [master README.md](https://git.soton.ac.uk/SUFST/sufst-firmware/blob/master/README.md) first.