yelp-tools: clean up

- Correct license
- Update platforms
- Format and reorder expression

pkgs/development/misc/yelp-tools/default.nix

@@ -1,4 +1,12 @@
-{ lib, stdenv, fetchurl, libxml2, libxslt, itstool, gnome3, pkg-config }:
+{ lib
+, stdenv
+, fetchurl
+, libxml2
+, libxslt
+, itstool
+, gnome3
+, pkg-config
+}:
 
 stdenv.mkDerivation rec {
   pname = "yelp-tools";
@@ -9,22 +17,30 @@ stdenv.mkDerivation rec {
     sha256 = "1c045c794sm83rrjan67jmsk20qacrw1m814p4nw85w5xsry8z30";
   };
 
+  nativeBuildInputs = [
+    pkg-config
+  ];
+
+  buildInputs = [
+    libxml2
+    libxslt
+    itstool
+    gnome3.yelp-xsl
+  ];
+
+  doCheck = true;
+
   passthru = {
     updateScript = gnome3.updateScript {
       packageName = pname;
     };
   };
 
-  nativeBuildInputs = [ pkg-config ];
-  buildInputs = [ libxml2 libxslt itstool gnome3.yelp-xsl ];
-
-  doCheck = true;
-
   meta = with lib; {
     homepage = "https://wiki.gnome.org/Apps/Yelp/Tools";
     description = "Small programs that help you create, edit, manage, and publish your Mallard or DocBook documentation";
-    maintainers = with maintainers; [ domenkozar ];
+    maintainers = teams.gnome.members ++ (with maintainers; [ domenkozar ]);
-    license = licenses.gpl2;
+    license = licenses.gpl2Plus;
-    platforms = platforms.linux;
+    platforms = platforms.unix;
   };
 }