CODEOWNERS: add CODEOWNERS file
CODEOWNERS: add CODEOWNERS file

yogo1212/RIOT,OTAkeys/RIOT,kaspar030/RIOT,RIOT-OS/RIOT,ant9000/RIOT,authmillenon/RIOT,kYc0o/RIOT,kYc0o/RIOT,kaspar030/RIOT,smlng/RIOT,yogo1212/RIOT,RIOT-OS/RIOT,jasonatran/RIOT,yogo1212/RIOT,authmillenon/RIOT,kaspar030/RIOT,basilfx/RIOT,miri64/RIOT,miri64/RIOT,OTAkeys/RIOT,yogo1212/RIOT,OTAkeys/RIOT,kYc0o/RIOT,jasonatran/RIOT,authmillenon/RIOT,jasonatran/RIOT,authmillenon/RIOT,basilfx/RIOT,basilfx/RIOT,jasonatran/RIOT,OlegHahm/RIOT,RIOT-OS/RIOT,RIOT-OS/RIOT,basilfx/RIOT,OlegHahm/RIOT,jasonatran/RIOT,ant9000/RIOT,OlegHahm/RIOT,yogo1212/RIOT,OlegHahm/RIOT,ant9000/RIOT,smlng/RIOT,authmillenon/RIOT,smlng/RIOT,yogo1212/RIOT,kYc0o/RIOT,kYc0o/RIOT,authmillenon/RIOT,smlng/RIOT,miri64/RIOT,ant9000/RIOT,basilfx/RIOT,smlng/RIOT,OlegHahm/RIOT,OTAkeys/RIOT,OTAkeys/RIOT,kaspar030/RIOT,ant9000/RIOT,miri64/RIOT,kaspar030/RIOT,RIOT-OS/RIOT,miri64/RIOT