gnome3.eog: format

* format with nixpkgs-fmt
* replace name with pname & version
* use pkg-config instead of pkgconfig alias

pkgs/desktops/gnome-3/core/eog/default.nix

@@ -1,23 +1,65 @@
-{ fetchurl, stdenv, meson, ninja, gettext, itstool, pkgconfig, libxml2, libjpeg, libpeas, gnome3
-, gtk3, glib, gsettings-desktop-schemas, adwaita-icon-theme, gnome-desktop, lcms2, gdk-pixbuf, exempi
-, shared-mime-info, wrapGAppsHook, librsvg, libexif, gobject-introspection, python3 }:
+{ stdenv
+, fetchurl
+, meson
+, ninja
+, gettext
+, itstool
+, pkg-config
+, libxml2
+, libjpeg
+, libpeas
+, gnome3
+, gtk3
+, glib
+, gsettings-desktop-schemas
+, adwaita-icon-theme
+, gnome-desktop
+, lcms2
+, gdk-pixbuf
+, exempi
+, shared-mime-info
+, wrapGAppsHook
+, librsvg
+, libexif
+, gobject-introspection
+, python3
+}:
 
-let
+stdenv.mkDerivation rec {
   pname = "eog";
   version = "3.36.3";
-in stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
 
   src = fetchurl {
-    url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${name}.tar.xz";
+    url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
     sha256 = "1p1lrnsgk5iyw7h02qzax4s74dqqsh5lk85b0qsj7hwx91qm61xp";
   };
 
-  nativeBuildInputs = [ meson ninja pkgconfig gettext itstool wrapGAppsHook libxml2 gobject-introspection python3 ];
+  nativeBuildInputs = [
+    meson
+    ninja
+    pkg-config
+    gettext
+    itstool
+    wrapGAppsHook
+    libxml2
+    gobject-introspection
+    python3
+  ];
 
   buildInputs = [
-    libjpeg gtk3 gdk-pixbuf glib libpeas librsvg lcms2 gnome-desktop libexif exempi
-    gsettings-desktop-schemas shared-mime-info adwaita-icon-theme
+    libjpeg
+    gtk3
+    gdk-pixbuf
+    glib
+    libpeas
+    librsvg
+    lcms2
+    gnome-desktop
+    libexif
+    exempi
+    gsettings-desktop-schemas
+    shared-mime-info
+    adwaita-icon-theme
   ];
 
   postPatch = ''