patch 9.1.1368: GTK3 and GTK4 will drop numeric cursor support.

Problem:  GTK3 and GTK4 will drop numeric cursor support.
Solution: Adopt GTK3 code and use CSS cursor convention (Drew Vogel).

closes: #14610

Signed-off-by: Drew Vogel <dvogel@github>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/runtime/doc/version9.txt b/runtime/doc/version9.txt
index 9560b1d..afa800d 100644
--- a/runtime/doc/version9.txt
+++ b/runtime/doc/version9.txt
@@ -1,4 +1,4 @@
-*version9.txt*  For Vim version 9.1.  Last change: 2025 Apr 24
+*version9.txt*  For Vim version 9.1.  Last change: 2025 May 07
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -41641,6 +41641,7 @@
 - New option value for 'fillchars':
 	"trunc"		- configure truncation indicator, 'pummaxwidth'
 	"truncrl"	- like "trunc" but in 'rl' mode, 'pummaxwidth'
+- adjust for GTK3 dropping some mouse cursors 'mouseshape'
 
 Ex commands: ~
 - allow to specify a priority when defining a new sign |:sign-define|