runtime(doc): Fix style in documents

closes: #15801

Signed-off-by: h-east <h.east.727@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/runtime/doc/usr_toc.txt b/runtime/doc/usr_toc.txt
index c70c945..3da7698 100644
--- a/runtime/doc/usr_toc.txt
+++ b/runtime/doc/usr_toc.txt
@@ -1,8 +1,8 @@
-*usr_toc.txt*	For Vim version 9.1.  Last change: 2024 Oct 01
+*usr_toc.txt*	For Vim version 9.1.  Last change: 2024 Oct 05
 
 		     VIM USER MANUAL - by Bram Moolenaar
 
-			      Table Of Contents		       *user-manual* *usr*
+			      Table Of Contents		*user-manual* *usr*
 
 ==============================================================================
 Overview ~