boards: pic32-clicker: Remove pm_reboot
boards: pic32-clicker: Remove pm_reboot

Signed-off-by: Francois Berder <880c5b95aa239388d35adb184ba52ce6e74e78eb@users.noreply.github.com>

jasonatran/RIOT,OlegHahm/RIOT,yogo1212/RIOT,kaspar030/RIOT,RIOT-OS/RIOT,kaspar030/RIOT,jasonatran/RIOT,miri64/RIOT,authmillenon/RIOT,OlegHahm/RIOT,miri64/RIOT,ant9000/RIOT,OTAkeys/RIOT,kYc0o/RIOT,yogo1212/RIOT,kYc0o/RIOT,OlegHahm/RIOT,yogo1212/RIOT,authmillenon/RIOT,basilfx/RIOT,RIOT-OS/RIOT,ant9000/RIOT,OlegHahm/RIOT,ant9000/RIOT,authmillenon/RIOT,OTAkeys/RIOT,basilfx/RIOT,OlegHahm/RIOT,basilfx/RIOT,kaspar030/RIOT,RIOT-OS/RIOT,jasonatran/RIOT,authmillenon/RIOT,OTAkeys/RIOT,yogo1212/RIOT,miri64/RIOT,miri64/RIOT,kYc0o/RIOT,kYc0o/RIOT,yogo1212/RIOT,kYc0o/RIOT,authmillenon/RIOT,kaspar030/RIOT,ant9000/RIOT,OTAkeys/RIOT,authmillenon/RIOT,kaspar030/RIOT,basilfx/RIOT,ant9000/RIOT,yogo1212/RIOT,jasonatran/RIOT,basilfx/RIOT,RIOT-OS/RIOT,miri64/RIOT,jasonatran/RIOT,OTAkeys/RIOT,RIOT-OS/RIOT