cpu/stm32: update stm32f334 vendor header
cpu/stm32: update stm32f334 vendor header

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