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/src/version.c b/src/version.c
index ac1a1f4..f6a7db8 100644
--- a/src/version.c
+++ b/src/version.c
@@ -705,6 +705,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    439,
+/**/
     438,
 /**/
     437,