We had this same conversation in the past and gogo explained us his reasons. You can read it here:
Yes, I know that … it was no help at all … because none of my 26 translations was ever reviewed since july 2019!
In one word: meritocracy. Unless you create a new translation team or current coordinator in missing for a long time, is your team's leader who can promote you to prrofreader, commiter or even coordinator.
I don't care much about meritocracy, mediocracy, autocracy, democracy or any other *-cy. My point is that the coordinator is not responding and is not supportive – missing for a long time is not the problem, because he keeps translating. If the policy of "Team Coordinator Responsibilities"
https://wiki.gnome.org/TranslationProject/TeamCoordinatorResponsibilities isn't important, then just drop it! Until then, I do insist on the coordinator's compliance to the existing policy …