runtime(doc): update formatting and syntax

closes: #15800

Signed-off-by: Milly <milly.ca@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/runtime/doc/indent.txt b/runtime/doc/indent.txt
index 2e57423..9266f3a 100644
--- a/runtime/doc/indent.txt
+++ b/runtime/doc/indent.txt
@@ -1,4 +1,4 @@
-*indent.txt*    For Vim version 9.1.  Last change: 2024 Feb 29
+*indent.txt*    For Vim version 9.1.  Last change: 2024 Oct 05
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -117,7 +117,7 @@
 "<!>", respectively, for those keys.
 
 For an emacs-style indent mode where lines aren't indented every time you
-press <Enter> but only if you press <Tab>, I suggest:
+press <Enter> but only if you press <Tab>, I suggest: >
 	:set cinkeys=0{,0},:,0#,!<Tab>,!^F
 You might also want to switch off 'autoindent' then.