Handle kwallet not being enabled
If kwallet is disabled, we notify the user instead of silently failing. This is done by ensuring that the kwallet !== null check send a signal and that we send this signal after having connected the slots
Fix: https://invent.kde.org/pim/kalendar/-/issues/207 BUG: 450693
Signed-off-by: Carl Schwan carl@carlschwan.eu
(cherry picked from commit 43ce76a8)