Fix: Atmos gas mask sprite and duplicate deletion (#3109)

fixed atmos gas mask sprite, deleted duplicate (why it was here?).

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## About The Pull Request
Fixed atmos gas mask sprite, deleted duplicate (why it was here?).


![image](https://github.com/shiptest-ss13/Shiptest/assets/58084138/7f6b36a8-39be-4a67-a074-6cc5f9b980ee)

![image](https://github.com/shiptest-ss13/Shiptest/assets/58084138/014f8222-f702-463e-b90e-f6a9ff4212cd)

![image](https://github.com/shiptest-ss13/Shiptest/assets/58084138/412007b3-1fa2-4549-be1c-26b2caeb005d)


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## Why It's Good For The Game
You dont have duplicate sprite in repo and broken sprite with annoying
pixel.
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## Changelog

:cl:
fix: Atmos mask sprite
/:cl:

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Co-authored-by: FalloutFalcon <[email protected]>