Нашёл причину утечки памяти

Assets/Code/Infrastructure/App/PapaInstaller.cs

@@ -120,7 +120,6 @@ namespace Code.Infrastructure.App
         {
             container.Resolve<EventBus.EventBus>().Unsubscribe(this);
             container.Resolve<AppStateMachine>().SwitchState(AppStates.Bootstrap)
-                .AllowStateTransition(AppStates.Gameplay)
                 .AllowStateTransition(AppStates.Platformer);
             container.Resolve<AppStateMachineContext>().StateMachine = container.Resolve<AppStateMachine>();
         }