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/LICENSE b/LICENSE
index ecfbe55..6c5c05b 100644
--- a/LICENSE
+++ b/LICENSE
@@ -21,8 +21,8 @@
           maintainer will do with your changes and under what license they
           will be distributed is negotiable.  If there has been no negotiation
           then this license, or a later version, also applies to your changes.
-          The current maintainer is Bram Moolenaar <Bram@vim.org>.  If this
-          changes it will be announced in appropriate places (most likely
+          The current maintainers are listed here: https://github.com/orgs/vim/people.
+          If this changes it will be announced in appropriate places (most likely
           vim.sf.net, www.vim.org and/or comp.editors). When it is completely
           impossible to contact the maintainer, the obligation to send him
           your changes ceases.  Once the maintainer has confirmed that he has