The Fibaro FGR-222/FGRM-2222 ZWave roller shutter devices have a proprietary
command class to support setting the tilt angle of venetian blinds (= type of
window cover). This PR adds the support to HA for this. This allows the user to
set the height of the blinds and the tilt angle separately.
Original patch by @ChristianKuehnel #24405.