Overhaul: Derelict Ships to Triad Versions

[Eillyrea]

About the PR

Removing the Derelict NF ships, transitioning to Triad ships
Moving the gameplay from Engineering to Medical
Adding Medpods
Moving the Derelicts further out into space

Why / Balance

Getting pods as MD sucks
Derelict ships are unused for the most part
Two birds one stone

Media

Requirements

• I have read relevant guidelines/documentation to this PR found on our devwiki.
• I have added media to this PR or it does not require an ingame showcase.
• I can confirm this PR contains either no AI-generated content, or AI-generated content that meets our guidelines.

How to test

Breaking changes

Changelog

🆑

• add: EVENT: Medical Derelicts, Triad ships that are mini encounters/dungeons, with traps, monsters and other hazards. EMT's can recover pods from these!
• remove: EVENT: Salvage Derelicts. Engineers don't engage with the event as intended, so it's removed
• add: DERELICT SHIP: Arkansaw, a xeno meteor has crashed into this giant ship
• add: DERELICT SHIP: Behir, the Syndicate got their revenge, and left traps for anyone coming
• add: DERELICT SHIP: Goida, a scientific experiment has gone wrong
• add: DERELICT SHIP: Palisade, a fiery end found a crew who were slain by silicons
• add: DERELICT SHIP: Prospector, someone was foolish enough to try and get tritium from a locker?
• add: DERELICT SHIP: Sleipnir, one shuttle console, two large thrusters, one goblin. You do the maths
• remove: DERELICT SHIPS: All New Frontier derelict ships
• tweak: Medical Comms are now restricted to MD & TDF's brigmedic

[Eillyrea]

Todo: Work out why they show up as "Derelict -098" and see if we can remove the -### from them or the space

[github-actions]

This pull request has conflicts, please resolve those before we can evaluate the pull request.