m15 frag grenade has no !! grenade sprite when the pin is pulled

## Testmerges
#10999: 'Fix of various plane related issues' by Blundir at commit f85a7153c4
#9741: '[TM v0.9] Dancer Praetorian: Buffs and Changes.' by Venuska1117 at commit e9f22468cf
#11823: 'Fixes Minimap Bugs and more' by TrollerNoob at commit e6c4835263
#11075: 'Ticket Panel (Adminhelps & Mentorhelps)' by GeneriedJenelle at commit 4ad8d0cf87
#10414: 'Port: Harm Intent uses Auto-Fire instead of PB' by MistChristmas at commit 51b35bc6f0
#11902: 'implement pii scrubbing for sentry' by hry-gh at commit 759efb7bd1
#11901: 'Reduce overtime in relay_render_to_plane' by noelle-lavenza at commit ae81d26562
#11885: 'Various FTL Fixes' by Drulikar at commit ae9cb5f68b

## Round ID
32985

## Description of the bug
see title, there is no exclamation mark typical of an active grenade for the m15

## What's the difference with what should have happened?
there should be the expected !! to show it's about to detonate

## How do we reproduce this bug?
1. pull the pin of an m15 frag grenade
2. watch the sprite not change

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

## Additional details
- Author: willzadl
- Admin: SmellyHippie
- Note: None