services.xserver.desktopManager.plasma5: add qtvirtualkeyboard to systemPackages

+2
+2
nixos/modules/services/x11/desktop-managers/plasma5.nix
··· 142 143 kde-gtk-config breeze-gtk 144 145 libsForQt56.phonon-backend-gstreamer 146 libsForQt5.phonon-backend-gstreamer 147 ]
··· 142 143 kde-gtk-config breeze-gtk 144 145 + qtvirtualkeyboard 146 + 147 libsForQt56.phonon-backend-gstreamer 148 libsForQt5.phonon-backend-gstreamer 149 ]