ol-info: Fix description when storing "info" link

* lisp/ol-info.el (org-info-store-link): Fix typo.

Reported-by: Alex <alex.giorev@gmail.com>
<http://lists.gnu.org/r/emacs-orgmode/2021-04/msg00696.html>

lisp/ol-info.el

@@ -56,7 +56,7 @@
 			"#" Info-current-node)))
       (org-link-store-props :type "info" :file Info-current-file
 			    :node Info-current-node
-			    :link link :desc desc)
+			    :link link :description desc)
       link)))
 
 (defun org-info-open (path _)