Update Warfork path

[Gelmo]

Description

As of the latest update on Steam, the installation directory for Linux has been moved out of Warfork.app/Contents/Resources/

Issue: #4542

Type of change

• Bug fix (a change which fixes an issue).
• New feature (a change which adds functionality).
• New Server (new server added).
• Refactor (restructures existing code).
• Comment update (typo, spelling, explanation, examples, etc).

Checklist

• This pull request links to an issue
• This pull request uses the develop branch as its base.
• This pull request subject follows the Conventional Commits standard.
• This code follows the style guidelines of this project.
• I have performed a self-review of my code.
• I have checked that this code is commented where required.
• I have provided a detailed enough description of this PR.
• I have checked if documentation needs updating.

[Warfork]

Thank you @Gelmo

For reference: https://store.steampowered.com/news/app/671610/view/4148451028986054357?l=english

[dgibbs64]

I will get this in for the next release. Which should be very soon. Thanks for your contribution :)