Update groups.json (only en this time)

ayyyyeee

[https://github.com/HabitRPG/habitrpg-shared/pull/200](https://github.com/HabitRPG/habitrpg-shared/pull/200)
[https://github.com/HabitRPG/habitrpg/pull/3421](https://github.com/HabitRPG/habitrpg/pull/3421)
[https://github.com/HabitRPG/habitrpg/pull/3420](https://github.com/HabitRPG/habitrpg/pull/3420)