lockscreen: Handle "show-in-lock-screen" gsetting

Signed-off-by: Guido Günther <guido.gunther@puri.sm>
1 job for lockscreen-notify in 18 minutes and 29 seconds (queued for 1 second)
latest
Status Job ID Name Coverage
  Package
passed #360679
librem5:arm64
package:deb-pureos-byzantium:arm64

00:18:29