Upgrades nukies ordnance by adding more gasses and better stock parts (…

…tgstation#83233)

## About The Pull Request
This adds 1 extra pump, better stock parts for the temp units, and 2
canisters of co2 and nitrogen

## Why It's Good For The Game
For nukies buying ordnance keycard is semi rare, this adds extra gasses
to let them show their atmos knowledge more by allowing them to create
better bombs(as thats kinda the point of the whole keycard since its
also a timesink to create said bombs)

## Changelog
:cl:
balance: Nukies ordnance now include more gasses and stock parts
/:cl: