xournal: remove unused libgnomeprint dependency

Not needed starting from 0.4.3.

https://sourceforge.net/p/xournal/code/ci/ac881909861f243fc2c7b4dabf22f231f99c517c/

pkgs/applications/graphics/xournal/default.nix

···
 { lib, stdenv, fetchurl, makeDesktopItem
 , ghostscript, atk, gtk2, glib, fontconfig, freetype
-, libgnomecanvas, libgnomeprint, libgnomeprintui
+, libgnomecanvas
 , pango, libX11, xorgproto, zlib, poppler
 , autoconf, automake, libtool, pkg-config}:
 
···
     ghostscript atk gtk2 glib fontconfig freetype
     libgnomecanvas
     pango libX11 xorgproto zlib poppler
-  ] ++ lib.optionals (!stdenv.isDarwin) [
-    libgnomeprint libgnomeprintui
   ];
 
   nativeBuildInputs = [ autoconf automake libtool pkg-config ];

pkgs/top-level/all-packages.nix

···
   };
 
   xournal = callPackage ../applications/graphics/xournal {
-    inherit (gnome2) libgnomeprint libgnomeprintui libgnomecanvas;
+    inherit (gnome2) libgnomecanvas;
   };
 
   xournalpp = callPackage ../applications/graphics/xournalpp {