Backbursted monkey does not have a on fire sprite

## Testmerges
#10999: '[DNM] Fix of various plane related issues' by Blundir at commit f85a7153c4
#11075: 'Ticket Panel (Adminhelps & Mentorhelps)' by GeneriedJenelle at commit 4ad8d0cf87
#11902: 'implement pii scrubbing for sentry' by hry-gh at commit 759efb7bd1
#12140: 'Tyrargo Rift - Various Alterations' by Steelpoint at commit 44b6e659fd
#12174: 'Yautja Armor Sets' by realforest2001 at commit ca3779b2a1
#10414: 'Port: Harm Intent uses Auto-Fire instead of PB' by MistChristmas at commit c70b0ced36
#12245: 'Xeno update icon fixes' by Drulikar at commit 431ccbee17
#9405: '[EVENT][s] Pathogen Confluence' by realforest2001 at commit a5a705e29f
#12159: 'MP Main's Brig Expansion' by antlersss at commit dd024eb19c

## Round ID
34364

## Description of the bug
The monkey, which died from a backburster caused by a hive pathogen, was set on fire by a flamethrower. It continues to burn and glow, but the mob's sprite is not visually covered in flames

## What's the difference with what should have happened?
If the monkey is on fire, its sprite should be covered in flames

## How do we reproduce this bug?
-

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

## Additional details
- Author: Yachuk
- Admin: Forest2001
- Note: None

No source files, tests, or entry points are named. Start by reproducing the described backburster monkey scenario in round 34364 or an equivalent test setup, then trace how a burning mob's visual state is applied to the monkey sprite. Done means the burning monkey is visibly covered in flames while it continues to burn and glow.

Written by the indexing model from the issue text.