Add handbrakes to library description

[skip ci]

Author: dmadison

library.properties

@@ -2,7 +2,7 @@ name=Sim Racing Library
 version=1.0.0
 author=David Madison
 maintainer=David Madison
-sentence=Interface with sim racing peripherals including pedals and gear shifters.
+sentence=Interface with sim racing peripherals including pedals, gear shifters, and handbrakes.
 paragraph=Works out of the box with the Logitech pedals and Logitech Driving Force gear shifter. Supports easy USB joystick output.
 category=Signal Input/Output
 url=https://github.com/dmadison/Sim-Racing-Arduino