Disable the Downfall bug patch

[kul-sudo]

Questions

• [x] Did you test your changes or double check that they work?
• [x] Did you read and follow the Atlas Contribution Guidelines?
• [x] Did you commit to the dev branch and not main?

Describe your pull request

It's been recommended by several tweakers to disable the patch. It's also been reported by people on Reddit and in numerous articles it drops performance. You may think going too deep into ditching security patches doesn't give good enough of a trade-off, and you'd be right. Up to the maintainers.