lisp/ob-clojure.el: Add bzg@gnu.org as the maintainer

lisp/ob-clojure.el

@@ -3,6 +3,7 @@
 ;; Copyright (C) 2009-2020 Free Software Foundation, Inc.
 
 ;; Author: Joel Boehland, Eric Schulte, Oleh Krehel, Frederick Giasson
+;; Maintainer: Bastien Guerry <bzg@gnu.org>
 ;;
 ;; Keywords: literate programming, reproducible research
 ;; Homepage: https://orgmode.org