rpi-kernel: update to 4.14.22.
rpi-kernel: update to 4.14.22.

Upstream has moved to 4.14.x:
https://www.raspberrypi.org/forums/viewtopic.php?f=29&t=197689

Closes: #11279 [via git-merge-pr]

NeoChontrix/void-packages,NeoChontrix/void-packages,coredumb/void-packages,NeoChontrix/void-packages,necrophcodr/void-packages,coredumb/void-packages,necrophcodr/void-packages,coredumb/void-packages,necrophcodr/void-packages,NeoChontrix/void-packages,necrophcodr/void-packages,NeoChontrix/void-packages,NeoChontrix/void-packages,coredumb/void-packages,necrophcodr/void-packages,coredumb/void-packages,coredumb/void-packages