placing an anaesthetic tank on a reinforced SG harness disappears the anaesthetic tank

## 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 d03fbaf9d6
#12174: 'Yautja Armor Sets' by realforest2001 at commit ca3779b2a1
#11389: 'Yautja Leap' by realforest2001 at commit fb54140a28
#12189: 'Fixes lingering yautja hunt mark' by realforest2001 at commit a86426f553
#12218: 'Fix: Penlight shining in eyes not having a cooldown.' by MistChristmas at commit 20bf7eec4d
#10414: 'Port: Harm Intent uses Auto-Fire instead of PB' by MistChristmas at commit c70b0ced36
#10541: '[TM v.0.2] Warrior "Shielder" Strain. (Feedback link in PR description)' by Venuska1117 at commit fcbe14b453

## Round ID
34178

## Description of the bug
title

## What's the difference with what should have happened?
not title

## How do we reproduce this bug?
1) SG is buckled to a rollerbed.
2) Make sure their backpack slot is empty
3) Place tank on backpack slot
4) It disappears

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

## Additional details
- Author: dangerrevolution
- Admin: MistChristmas
- Note: Tank ended up inside the applying mob's contents.
Some missing handling for trying to place an object on somewhere where it won't go means it'll be left in limbo.