When a WireGuard connection is activated, it create the wireguard interface.
Looking for matching devices before activating a connection will then fail. Use
get_all_devices() API to get the list of all devices that are real and those
that will be created due to connection activation.
Signed-off-by: Sunil Mohan Adapa <sunil@medhas.org>
Reviewed-by: James Valleroy <jvalleroy@mailbox.org>