Make linux-cachyos also part of pkgsx86_64_v3-core

[LDprg]

Link to the package upstream website/repository

No external link.

Utility this package has for you

No response

Do you consider the package(s) to be useful for every Chaotic-Nyx user?

YES!

Do you consider the package to be useful for feature testing/preview?

• [ ] Yes

Are you sure the package isn't available upstream already?

• [X] Yes

Does the package's license allow redistributing it?

YES!

Have you searched the issues to ensure this request is unique?

• [X] YES!

Have you read the README to ensure this package is not banned?

• [X] YES!

More information

As title says precompile and cache a linux-cachyos version for pkgsx86_64_v3-core. Since this would benefit like 99% of all nyx users (that use pkgsx86_64_v3-core cached packages).