Add version info output#407

Merged

nephros merged 4 commits intosailfishos-patches:masterfrom

nephros:daemon-version

Feb 1, 2023

Commits on Jan 29, 2023

add version to help output
nephros
committed
simplify, increase dummy version
nephros
committed

Commits on Jan 30, 2023

Output "Patchmanager x.y.z" & make dummy version
Olf0
authored

Commits on Feb 1, 2023

re-add QStringLiteral(BUILD_VERSION)
nephros
committed