avoid infinite loop caused by symbolic links

[haifengkao]

Short description 📝

Resolves #5685

How to test the changes locally 🧐

Include a set of steps for the reviewer to test the changes locally (see the documentation for reference).

The link is dead

Contributor checklist ✅

• The code has been linted using run mise run lint:fix
• The change is tested via unit testing or acceptance testing, or both
  No, swift test doesn't work because

error: 'swiftgen': the package manifest at '/Volumes/D/tmp/tuist/.build/checkouts/SwiftGen/Package.swift' cannot be accessed (/Volumes/D/tmp/tuist/.build/checkouts/SwiftGen/Package.swift doesn't exist in file system)

• The title of the PR is formulated in a way that is usable as a changelog entry
• In case the PR introduces changes that affect users, the documentation has been updated
  It won't affect users

Reviewer checklist ✅

• The code architecture and patterns are consistent with the rest of the codebase
• Reviewer has checked that, if needed, the PR includes the label changelog:added, changelog:fixed, or changelog:changed, and the title is usable as a changelog entry

[pepicrft]

@all-contributors add @haifengkao for code

[allcontributors]

@pepicrft

I've put up a pull request to add @haifengkao! 🎉

[pepicrft]

Hi @haifengkao. Do you mind rebasing and fixing the linting issue? We can merge afterward.

[haifengkao]

@pepicrft what linting issue?

[pepicrft]

@haifengkao I brought the latest changes from main. I'll merge once CI is green.