(mule-cmds.el): Mention that leim-list.el is auto-generated.

lisp/international/mule-cmds.el

@@ -1272,6 +1272,8 @@ Emacs loads this file at startup time.")
 (defvar leim-list-header (format
 ";;; %s -- list of LEIM (Library of Emacs Input Method) -*-coding: utf-8;-*-
 ;;
+;; This file is automatically generated.
+;;
 ;; This file contains a list of LEIM (Library of Emacs Input Method)
 ;; methods in the same directory as this file.  Loading this file
 ;; registers all the input methods in Emacs.
@@ -1283,7 +1285,7 @@ Emacs loads this file at startup time.")
 ;;    ARG ...)
 ;; See the function `register-input-method' for the meanings of the arguments.
 ;;
-;; If this directory is included in load-path, Emacs automatically
+;; If this directory is included in `load-path', Emacs automatically
 ;; loads this file at startup time.
 
 "