Merge pull request #250676 from NixOS/backport-250654-to-release-23.05

[Backport release-23.05] xfce.xfce4-screensaver: Unbreak xfce4-screensaver-configure

pkgs/desktops/xfce/applications/xfce4-screensaver/default.nix

@@ -1,4 +1,5 @@
 { mkXfceDerivation
+, gobject-introspection
 , dbus-glib
 , garcon
 , glib
@@ -11,11 +12,16 @@
 , libxfce4util
 , libxklavier
 , pam
+, python3
 , systemd
 , xfconf
 , lib
 }:
 
+let
+  # For xfce4-screensaver-configure
+  pythonEnv = python3.withPackages (pp: [ pp.pygobject3 ]);
+in
 mkXfceDerivation {
   category = "apps";
   pname = "xfce4-screensaver";
@@ -23,6 +29,10 @@ mkXfceDerivation {
 
   sha256 = "sha256-d72m2dW8jvM/EjgNSVaKsP5Ip7ioguB61/hy2cWw+dw=";
 
+  nativeBuildInputs = [
+    gobject-introspection
+  ];
+
   buildInputs = [
     dbus-glib
     garcon
@@ -36,6 +46,7 @@ mkXfceDerivation {
     libxfce4util
     libxklavier
     pam
+    pythonEnv
     systemd
     xfconf
   ];