Add meta to packages

pkgs/nanos6/default.nix

@@ -123,6 +123,7 @@ in
       homepage = "https://github.com/bsc-pm/nanos6";
       description = "Nanos6 runtime for OmpSs-2" +
         optionalString (enableDebug) " (with debug symbols)";
+      maintainers = with maintainers.bsc; [ rarias ];
       platforms = platforms.linux;
       license = licenses.gpl3;
     };