Combination of flags not working with `spec`

[stonkol]

Description

On macOS Sonoma (M1) Terminal: Kitty

Typed all the examples from the README.md file, all worked correctly besides the combination of flags that have spec inside.

After enter the command, it shows the error: colorls: Specified path 'spec' doesn't exist.

• Relevant Issues : (none)
• Relevant PRs : (none)
• Type of issue :
  • [ ] Installation
  • [ ] Font-related
  • [ ] Feature request
  • [x] Bug in existing feature
  • [ ] Developer mode : Code quality / Tests / Documentation