Since commits daee20c (Require current password when setting a new one,
2020-01-30) and 8fc8898 (Require password when deleting an account,
2020-01-30), changing a password and deleting an account require the
current password. Extend this to all other profile changes.
Signed-off-by: Lukas Fleischer <lfleischer@archlinux.org>