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/macros/less.vim b/runtime/macros/less.vim
index 17433f4..95a4127 100644
--- a/runtime/macros/less.vim
+++ b/runtime/macros/less.vim
@@ -1,6 +1,7 @@
 " Vim script to work like "less"
-" Maintainer:	Bram Moolenaar <Bram@vim.org>
-" Last Change:	2020 Dec 17
+" Maintainer:	The Vim Project <https://github.com/vim/vim>
+" Last Change:	2023 Aug 10
+" Former Maintainer:	Bram Moolenaar <Bram@vim.org>
 
 " Avoid loading this file twice, allow the user to define his own script.
 if exists("loaded_less")