Wallem 4330414d4b Makes the active sonar stop destroying the game (#79006) ...

## About The Pull Request
Hey did you know the active sonar would just repeatedly add mobs to its
internal list no matter if they were there already or not?

Yea.

Anyways that's fixed now, overtime is saved
## Why It's Good For The Game

![image](https://github.com/tgstation/tgstation/assets/66052067/dea57189-034a-46a4-bee3-5d2a1f9eec61)

![kylo-kylo-ren](https://github.com/tgstation/tgstation/assets/66052067/8cbeca30-fd8b-451e-ab61-a91c7192f873)
## Changelog
🆑 Wallem
fix: The active sonar module won't attempt to create 6000000 new pings
per process cycle anymore
/🆑

2023-10-16 11:58:36 +13:00

..

modules

Makes the active sonar stop destroying the game (#79006)

2023-10-16 11:58:36 +13:00

adding_new_mod.md

…

mod_actions.dm

Nuclear Operative Jump Jets (#78088)

2023-09-12 18:54:58 +02:00

mod_activation.dm

MODLink System (+ NWTLMM) (#77639)

2023-08-19 06:24:57 +00:00

mod_ai.dm

pAIs can be inserted into a MODsuit (#77212)

2023-08-03 11:01:15 +02:00

mod_clothes.dm

…

mod_construction.dm

Dunking handle_atom_del() in the trash bin. (#77339)

2023-08-18 11:02:22 +00:00

mod_control.dm

MODLink System (+ NWTLMM) (#77639)

2023-08-19 06:24:57 +00:00

mod_core.dm

kinesis changes + smaller misc modsuit stuff (#77241)

2023-08-02 19:47:57 +00:00

mod_link.dm

roundstart scryers now come with the nt frequency (#77957)

2023-08-27 20:02:16 -06:00

mod_paint.dm

…

mod_theme.dm

Nuclear Operative Jump Jets (#78088)

2023-09-12 18:54:58 +02:00

mod_types.dm

Removes flight from lavaland syndicate modsuits (#78649)

2023-09-28 21:40:24 -06:00

mod_ui.dm

small modlink fixes (#77804)

2023-08-23 21:24:21 -04:00