sys/universal_address: fix typos
sys/universal_address: fix typos

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