* [Balance] End of turn triggers won't occur when you end a biome
* Add tests
* Move phase manipulation logic into `PhaseManager`
* Rename "biome end" to "interlude"
* Rename `TurnEndPhase#endOfBiome` to `upcomingInterlude`
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Co-authored-by: Wlowscha <54003515+Wlowscha@users.noreply.github.com>