Farewell to Bram and dedicate upcoming Vim 9.1 to him (#12749)

* Dedicate upcoming Vim 9.1 to Bram

Also replace in a few more places Brams email address and mention new
maintainers.

* Remove Bram from any Maintainer role

* runtime: Align Header

* it's mailing list not mailinglist
diff --git a/runtime/autoload/ccomplete.vim b/runtime/autoload/ccomplete.vim
index 3bddba7..7096dcf 100644
--- a/runtime/autoload/ccomplete.vim
+++ b/runtime/autoload/ccomplete.vim
@@ -1,10 +1,11 @@
 vim9script noclear
 
 # Vim completion script
-# Language:     C
-# Maintainer:   Bram Moolenaar <Bram@vim.org>
+# Language:	C
+# Maintainer:	The Vim Project <https://github.com/vim/vim>
+# Last Change:	2023 Aug 10
 #		Rewritten in Vim9 script by github user lacygoill
-# Last Change:  2022 Jan 31
+# Former Maintainer:   Bram Moolenaar <Bram@vim.org>
 
 var prepended: string
 var grepCache: dict<list<dict<any>>>