patch 9.1.0439: Cannot filter the history

Problem:  Cannot filter the history
Solution: Implement :filter :history

closes: #14835

Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/runtime/doc/various.txt b/runtime/doc/various.txt
index 0aa5c74..889ad40 100644
--- a/runtime/doc/various.txt
+++ b/runtime/doc/various.txt
@@ -1,4 +1,4 @@
-*various.txt*   For Vim version 9.1.  Last change: 2023 Sep 27
+*various.txt*   For Vim version 9.1.  Last change: 2024 May 23
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -608,6 +608,7 @@
 			   |:command|    - filter by command name
 			   |:files|      - filter by file name
 			   |:highlight|  - filter by highlight group
+			   |:history|    - filter by history commands
 			   |:jumps|      - filter by file name
 			   |:let|        - filter by variable name
 			   |:list|       - filter whole line