Update release notes
Update release notes

timcoote/Pumpkin-gen,BenjaminEHowe/keyringpi-gen,BlokasLabs/modep,BlokasLabs/modep,KingBrewer/pi-gen,brindosch/pi-gen,timcoote/Pumpkin-gen,8devices/pi-gen,RPi-Distro/pi-gen,WLANThermo/pi-gen,drothmaler/pi-gen,jacen92/pi-gen,jannik-kramer/Mean,rkubes/pi-gen,DigitaleGesellschaft/pi-gen,cfstras/pi-gen,barnacleos/build,timcoote/Pumpkin-gen