Normalize pointer movement across resolutions

[enaboapps]

Summary

• normalize pointer profile recommended deltas by the active display short edge
• preserve the existing 1080p baseline feel while increasing movement on larger displays
• keep DPI scale conversion in the generated profile and adapter execution path
• add focused coverage for 720p, 1080p, 4K, ultrawide, and high-DPI displays

Closes #223.

Validation

• npm test -- src/main/input/pointer-profile.test.ts src/main/input/libnut-win32-adapter.test.ts
• npm test
• npm run build