Bug 28904: Update team list to include newsletter editors

Bug 28904: Update team list to include newsletter editors

It seems we stopped recording the newsletter editor as part of the team
for a while :(.

Signed-off-by: David Nind <david@davidnind.com>
Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>
Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>
Signed-off-by: Kyle M Hall <kyle@bywatersolutions.com>
(cherry picked from commit 6c85c1eac7b77665269e2baa33643854e5108853)
Signed-off-by: Fridolin Somers <fridolin.somers@biblibre.com>