dhcpcd: Update to 6.2.1

Dhcpcd now has integration with udev, so it should no longer be a
problem if udev renames an interface while dhcpcd is running.

pkgs/tools/networking/openresolv/default.nix

@@ -23,9 +23,11 @@ stdenv.mkDerivation rec {
 
   installFlags = "SYSCONFDIR=$(out)/etc";
 
-  meta = { 
+  meta = {
     description = "A program to manage /etc/resolv.conf";
     homepage = http://roy.marples.name/projects/openresolv;
     license = "bsd";
+    maintainers = [ stdenv.lib.maintainers.eelco ];
+    platforms = stdenv.lib.platforms.linux;
   };
 }