Trains are not spawned and fast forwarded

[HaSa1002]

Summary

Trains are not spawned and fast forwarded when the map is spawned.

How to reproduce

1. Checkout https://github.com/Libre-TrainSim/hainfurt/pull/5 into res://Mods/hainfurt
2. Set the editor location to res://Mods
3. Restart
4. Play one of the Shift Work scenarios from Hainfurt

Observed behavior

Only the player train is spawned.

Expected behavior

Multiple trains should be spawned and ported to their position according to their timetable.

Version

• Game Version: master
• OS: Windows

[custodian]

jump_to_station / force_to_be_in_station should be using same fast forward mechanism as will be used for NPC Trains.