runtime(doc): fix :vmap example to avoid unwanted spaces with JJ

fixes: #17621
closes: #17623

Signed-off-by: Damien Lejay <damien@lejay.be>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/runtime/doc/visual.txt b/runtime/doc/visual.txt
index 3f48915..68773dd 100644
--- a/runtime/doc/visual.txt
+++ b/runtime/doc/visual.txt
@@ -1,4 +1,4 @@
-*visual.txt*    For Vim version 9.1.  Last change: 2023 Sep 19
+*visual.txt*    For Vim version 9.1.  Last change: 2025 Jun 28
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -392,7 +392,7 @@
 it.  In a future release ":" may work on partial lines.
 
 Here is an example, to replace the selected text with the output of "date": >
-	:vmap _a <Esc>`>a<CR><Esc>`<i<CR><Esc>!!date<CR>kJJ
+	:vmap _a <Esc>`>a<CR><Esc>`<i<CR><Esc>!!date<CR>kgJgJ
 
 (In the <> notation |<>|, when typing it you should type it literally; you
 need to remove the 'B' and '<' flags from 'cpoptions')