allow newly created tag to have the same UUID on client and server - fixes https://github.com/HabitRPG/habitrpg/issues/2856
Merge pull request #3970 from Alys/tags-Sep-02

allow new tag to have same UUID on client and server - fixes https://github.com/HabitRPG/habitrpg/issues/2856 , fixes https://github.com/HabitRPG/habitrpg/issues/2370