drivers/cc110x: Added missing Doxygen comments
drivers/cc110x: Added missing Doxygen comments

The current stable Doxygen release should no longer complain now

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