fix a typo in doc string

diff --git a/lisp/gnus/gnus-art.el b/lisp/gnus/gnus-art.el
index b45638bd5c3d85372c333e4cad6490291bd3572d..62a60b2011129045bfa6c6eb0b471dae54cbc97f 100644 (file)
--- a/lisp/gnus/gnus-art.el
+++ b/lisp/gnus/gnus-art.el
@@ -3082,7 +3082,7 @@ images if any to the browser, and deletes them when exiting the group
        (gnus-summary-show-article)))))
 
 (defun article-hide-list-identifiers ()
-  "Remove list identifies from the Subject header.
+  "Remove list identifiers from the Subject header.
 The `gnus-list-identifiers' variable specifies what to do."
   (interactive)
   (let ((inhibit-point-motion-hooks t)