Add :version to ob-lisp.el option.

lisp/ob-lisp.el

@@ -49,6 +49,7 @@
 For example a value of \"(progn ;; %s\\n   %%s)\" would ignore the
 current directory string."
   :group 'org-babel
+  :version "24.1"
   :type 'string)
 
 (defun org-babel-expand-body:lisp (body params)