ostree: Do not depend on GTK

`wrapGAppsHook` was introduced in a350ad306a
to ensure `glib-networking` is picked up into `GIO_EXTRA_MODULES` environment variable.
But for that `wrapGAppsNoGuiHook` is sufficient, so let’s switch to that.

pkgs/tools/misc/ostree/default.nix

@@ -15,7 +15,7 @@
 , e2fsprogs
 , libsoup
 , glib-networking
-, wrapGAppsHook
+, wrapGAppsNoGuiHook
 , gpgme
 , which
 , makeWrapper
@@ -82,7 +82,7 @@ in stdenv.mkDerivation rec {
     libxslt
     docbook-xsl-nons
     docbook_xml_dtd_42
-    wrapGAppsHook
+    wrapGAppsNoGuiHook
   ];
 
   buildInputs = [