msginit: Update for current shape of Translation Project.
Reported by Karl Ove Hufthammer <karl@huftis.org>
in <https://lists.gnu.org/archive/html/bug-gettext/2019-01/msg00014.html>.
* gettext-tools/projects/TP/teams.html: Fetched from teams.url.
* gettext-tools/projects/TP/team-address: Update sed expressions for current
structure of teams page.
