false positive invalid-ref

[emakar]

openapi 3.0.0

Description

We extensively use refs to files, and structure files into folders
with certain files structure when adding new refs an error starts occurring
the work around is to flatten directory structure

To Reproduce

Please run lint on project attached (sometimes second run needed)
spectral_ref_issue.zip

Environment:

• Library version: cli 6.15.0
• OS: macOS Tahoe 26.3.1, Ubuntu 22.0.4