nrfusb: Fix data stage handling of control writes
nrfusb: Fix data stage handling of control writes

authmillenon/RIOT,aeneby/RIOT,OTAkeys/RIOT,rfuentess/RIOT,jasonatran/RIOT,authmillenon/RIOT,OlegHahm/RIOT,OlegHahm/RIOT,miri64/RIOT,ant9000/RIOT,basilfx/RIOT,OlegHahm/RIOT,aeneby/RIOT,OlegHahm/RIOT,x3ro/RIOT,basilfx/RIOT,kaspar030/RIOT,ant9000/RIOT,ant9000/RIOT,OTAkeys/RIOT,josephnoir/RIOT,toonst/RIOT,OTAkeys/RIOT,OlegHahm/RIOT,kaspar030/RIOT,aeneby/RIOT,x3ro/RIOT,RIOT-OS/RIOT,miri64/RIOT,miri64/RIOT,OTAkeys/RIOT,rfuentess/RIOT,ant9000/RIOT,kaspar030/RIOT,josephnoir/RIOT,mtausig/RIOT,miri64/RIOT,OTAkeys/RIOT,miri64/RIOT,smlng/RIOT,mtausig/RIOT,kYc0o/RIOT,josephnoir/RIOT,basilfx/RIOT,x3ro/RIOT,toonst/RIOT,jasonatran/RIOT,aeneby/RIOT,basilfx/RIOT,mtausig/RIOT,jasonatran/RIOT,toonst/RIOT,yogo1212/RIOT,jasonatran/RIOT,jasonatran/RIOT,authmillenon/RIOT,RIOT-OS/RIOT,yogo1212/RIOT,RIOT-OS/RIOT,mtausig/RIOT,yogo1212/RIOT,ant9000/RIOT,authmillenon/RIOT,kaspar030/RIOT,x3ro/RIOT,authmillenon/RIOT,smlng/RIOT,kYc0o/RIOT,smlng/RIOT,x3ro/RIOT,toonst/RIOT,yogo1212/RIOT,RIOT-OS/RIOT,rfuentess/RIOT,kYc0o/RIOT,authmillenon/RIOT,mtausig/RIOT,smlng/RIOT,rfuentess/RIOT,kaspar030/RIOT,kYc0o/RIOT,aeneby/RIOT,smlng/RIOT,RIOT-OS/RIOT,rfuentess/RIOT,kYc0o/RIOT,basilfx/RIOT,josephnoir/RIOT,josephnoir/RIOT,toonst/RIOT,yogo1212/RIOT,yogo1212/RIOT