[Bug]: Absolute glob-paths don't work

[Malcolmnixon]

Description

Passing in absolute paths for glob-patterns silently fails without matches. This often happens in CI builds where environment variables are absolute.

Steps to Reproduce

Run VersionMark with glob patterns in CI builds and observe no files found

Expected Behavior

Absolute-path glob patterns work fine

Actual Behavior

Absolute-path glob patterns find no files

Code Sample

Tool Version

1.4.2

.NET Version

.NET 8

Operating System

Any

Additional Context

No response

Checklist

• I have searched existing issues to ensure this is not a duplicate
• I have provided a clear description of the problem
• I have included steps to reproduce the issue