patch 9.1.0000: Vim 9.1 release

Problem:  Need a new release
Solution: Release Vim 9.1

Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/runtime/doc/help.txt b/runtime/doc/help.txt
index e4e25ab..7109bae 100644
--- a/runtime/doc/help.txt
+++ b/runtime/doc/help.txt
@@ -1,4 +1,4 @@
-*help.txt*	For Vim version 9.0.  Last change: 2022 Dec 03
+*help.txt*	For Vim version 9.1.  Last change: 2022 Dec 03
 
 			VIM - main help file
 									 k