[ci skip] Update team name

debian/control

 Source: ruby-pygments.rb
 Section: ruby
 Priority: optional
-Maintainer: Debian Ruby Extras Maintainers <pkg-ruby-extras-maintainers@lists.alioth.debian.org>
+Maintainer: Debian Ruby Team <pkg-ruby-extras-maintainers@lists.alioth.debian.org>
 Uploaders: Per Andersson <avtobiff@gmail.com>,
            Dominique Dumont <dod@debian.org>
 Build-Depends: debhelper-compat (= 12),