runtime(doc): make examples verbatim to prevent conceal/tag parsing

closes: #17437

Signed-off-by: Yochem van Rosmalen <git@yochem.nl>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/runtime/doc/usr_02.txt b/runtime/doc/usr_02.txt
index e52853a..af1cd61 100644
--- a/runtime/doc/usr_02.txt
+++ b/runtime/doc/usr_02.txt
@@ -1,4 +1,4 @@
-*usr_02.txt*	For Vim version 9.1.  Last change: 2025 Feb 01
+*usr_02.txt*	For Vim version 9.1.  Last change: 2025 Jun 03
 
 		     VIM USER MANUAL - by Bram Moolenaar
 
@@ -438,9 +438,9 @@
    After a few jumps, you might want to go back.  CTRL-T (pop tag) takes you
 back to the preceding position.  CTRL-O (jump to older position) also works
 nicely here.
-   At the top of the help screen, there is the notation *help.txt*.  This name
-between "*" characters is used by the help system to define a tag (hyperlink
-destination).
+   At the top of the help screen, there is the notation "*help.txt*".  This
+name between "*" characters is used by the help system to define a tag
+(hyperlink destination).
    See |29.1| for details about using tags.
 
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