Fix name of gnus-summary-sort-by-mark(s)

* lisp/gnus/gnus-sum.el (gnus-summary-sort-by-marks): Needs the
  "s", according to docs and keymap both.

diff --git a/lisp/gnus/gnus-sum.el b/lisp/gnus/gnus-sum.el
index 79d38f1bfe3de91e052d421725d003ee255be7ad..f1a3600288ff28d57cd9a7d068812ba7bd27dd39 100644 (file)
--- a/lisp/gnus/gnus-sum.el
+++ b/lisp/gnus/gnus-sum.el
@@ -11962,7 +11962,7 @@ Argument REVERSE means reverse order."
   (interactive "P")
   (gnus-summary-sort 'chars reverse))
 
-(defun gnus-summary-sort-by-mark (&optional reverse)
+(defun gnus-summary-sort-by-marks (&optional reverse)
   "Sort the summary buffer by article marks.
 Argument REVERSE means reverse order."
   (interactive "P")