Update runtime files
diff --git a/runtime/doc/channel.txt b/runtime/doc/channel.txt
index 111a56d..535c175 100644
--- a/runtime/doc/channel.txt
+++ b/runtime/doc/channel.txt
@@ -1,4 +1,4 @@
-*channel.txt*      For Vim version 9.0.  Last change: 2022 Jun 23
+*channel.txt*      For Vim version 9.0.  Last change: 2022 Dec 01
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar