Palm Trees block bullets.

## Testmerges
#9254: 'disables cade anchoring on the almayer, alternative to #9144' by psyendrocronologicalwarfare at commit 0d11c82f81
#9310: 'M6H-BRUTE' by thwompa at commit 766070e891
#9442: '[EXPERIMENT] Synthetic Presets' by realforest2001 at commit 7c02d9edb6
#9491: 'Bruiser' by Git-Nivrak at commit f6a2121612

## Round ID
28258

## Description of the bug
Palm Trees block bullets, xenos that stand in a tile with a palm tree cannot be shot. Might be different on direct click however.

## What's the difference with what should have happened?
The xeno should be shot

## How do we reproduce this bug?
Stand in a tile with a palm tree
Marine shoots at you
No damage as the bullets hit the palm tree

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

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