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/menu.vim b/runtime/menu.vim
index f8f7e7a..6d12bcd 100644
--- a/runtime/menu.vim
+++ b/runtime/menu.vim
@@ -1,8 +1,9 @@
 " Vim support file to define the default menus
 " You can also use this as a start for your own set of menus.
 "
-" Maintainer:	Bram Moolenaar <Bram@vim.org>
-" Last Change:	2023 May 03
+" Maintainer:	The Vim Project <https://github.com/vim/vim>
+" Last Change:	2023 Aug 10
+" Former Maintainer:	Bram Moolenaar <Bram@vim.org>
 
 " Note that ":an" (short for ":anoremenu") is often used to make a menu work
 " in all modes and avoid side effects from mappings defined by the user.