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/editing.txt b/runtime/doc/editing.txt
index a88aad1..faef9ec 100644
--- a/runtime/doc/editing.txt
+++ b/runtime/doc/editing.txt
@@ -1,4 +1,4 @@
-*editing.txt*   For Vim version 9.1.  Last change: 2025 Apr 03
+*editing.txt*   For Vim version 9.1.  Last change: 2025 Jun 03
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -1342,9 +1342,15 @@
 filetype plugin, so that the browse dialog would contain entries related to
 the type of file you are currently editing.  Disadvantage: This makes it
 difficult to start editing a file of a different type.  To overcome this, you
-may want to add "All Files (*.*)\t*\n" as the final filter on Windows or "All
-Files (*)\t*\n" on other platforms, so that the user can still access any
-desired file.
+may want to add >
+
+	All Files\t(*.*)\t*\n
+<
+as the final filter on Windows or >
+
+	All Files\t(*)\t*\n"
+<
+on other platforms, so that the user can still access any desired file.
 
 To avoid setting browsefilter when Vim does not actually support it, you can
 use has("browsefilter"): >