Settings: persist "always ask" sms sim selection

The dialog was prompted, and the user has picked always prompt, don't
ask them again, the Messaging app will need to request which SIM to use.

Ticket: CYNGNOS-2185, CYNGNOS-2570

Change-Id: I95a510974b89945da252f4c6c3e905e9a0de81af
Signed-off-by: Roman Birg <roman@cyngn.com>
(cherry picked from commit 0574ebd7)