Add complete hardware profile for Lenovo ThinkPad T14 Intel Gen 6 with:
- Lunar Lake CPU architecture support with modern kernel requirements
- Intel Arc graphics integration
- Kernel parameters for backlight and touchpad optimization
- Fingerprint reader support with comprehensive PAM configuration guidance
- Disabled throttled service for modern Intel power management
- Updated flake.nix and README.md with new module entries
Includes detailed documentation for fingerprint authentication setup
with warnings about potential login issues and proper PAM configuration
in host systems. Follows CONTRIBUTING.md guidelines for profile structure.
