Double hitting fences as a lurker sometimes

## Testmerges
#8676: 'Tgui update 1' by Kashargul at commit ac0e520c52
#8770: 'Sorokyne Strata - Complete revamp - Begone Snow!' by Zenith00000 at commit 93574a9897
#8624: 'Centralized Overwatch Console' by SpypigDev at commit d2507d9dc3
#8836: 'Refactors unleash_flame procs' by Nihisohel at commit 21664873ff

## Round ID
27058

## Description of the bug
If you mash your left mouse button on a fence as a lurker, you can sometimes hit it twice with the cost of one

## What's the difference with what should have happened?
I should be hitting fences on at a time, not two at a time

## How do we reproduce this bug?
find a fence
smash it to bits, harm intent, mash your left mouse button
watch it sometimes hit twice, breaking the fence instantly

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

## Additional details
- Author: Oksts2904
- Admin: Detective Google
- Note: None