git-remote-hg.meta.maintainers: drop myself

I use git-cinnabar now.

pkgs/applications/version-management/git-remote-hg/default.nix

···
     homepage = "https://github.com/mnauw/git-remote-hg";
     description = "Semi-official Mercurial bridge from Git project";
     license = licenses.gpl2;
-    maintainers = with maintainers; [ qyliss ];
+    maintainers = with maintainers; [ ];
     platforms = platforms.unix;
   };
 }