boards/nucleo-f767zi: add spi config
boards/nucleo-f767zi: add spi config

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