set menu actions sensitivity for software smartcards
set menu actions sensitivity for software smartcards

Make sure menu actions are only sensitive when we are using a
software smartcard reader, and properly update the sensitivity
depending on the presence or not of a software smartcard in the
software reader.

freedesktop-unofficial-mirror/spice__spice-gtk,elmarco/spice-gtk,elmarco/spice-gtk,dezelin/spice-gtk,mathslinux/spice-gtk,Fantu/spice-gtk,fgouget/spice-gtk,mathslinux/spice-gtk,freedesktop-unofficial-mirror/spice__spice-gtk,freedesktop-unofficial-mirror/spice__spice-gtk,guodong/spice-gtk,SPICE/spice-gtk,freedesktop-unofficial-mirror/spice__spice-gtk,fgouget/spice-gtk,guodong/spice-gtk,guodong/spice-gtk,dezelin/spice-gtk,mathslinux/spice-gtk,Fantu/spice-gtk,flexVDI/spice-gtk,elmarco/spice-gtk,elmarco/spice-gtk,flexVDI/spice-gtk,SPICE/spice-gtk,SPICE/spice-gtk,dezelin/spice-gtk,fgouget/spice-gtk,mathslinux/spice-gtk,Fantu/spice-gtk,dezelin/spice-gtk,guodong/spice-gtk,Fantu/spice-gtk,SPICE/spice-gtk