Crago Train Chug and stairs

## Testmerges
#9254: 'disables cade anchoring on the almayer, alternative to #9144' by psyendrocronologicalwarfare at commit 6f2fddd0df
#9405: '[EVENT] Pathogen Confluence' by realforest2001 at commit 1839861754
#9582: 'Wey-Yu Intranet Version 1.3.8' by realforest2001 at commit 7b2dfbcafc
#9590: 'Multi Z Almayer [MDB IGNORE]' by spartanbobby at commit e67f5a8b74
#9427: 'external authentication system' by hry-gh at commit 37fd6ff572
#9717: 'pred gauntlet fix and cleanup' by Detective-Google at commit d3706c914e

## Round ID
28363

## Description of the bug
the cargo train chug cannot go up stairs, and when it goes down it "falls" doing a sick flip

## What's the difference with what should have happened?
it should just go up and down multiz stairs

## How do we reproduce this bug?
get cargo tug
mount it
go down stairs
try to go up again

## Attached logs
```
N/A
```

## Additional details
- Author: BorisTheLove
- Admin: X31stOverlord
- Note: None