Add UI/UX Pro Max skill and associated resources

Commit notes

- Introduced a comprehensive UI/UX design intelligence skill with 50 styles, 21 palettes, and 50 font pairings. - Added detailed guidelines for accessibility, performance, and interaction design. - Included new datasets for charts, colors, icons, landing page patterns, products, and React performance optimizations. - Enhanced the skill with actionable insights for various project types, ensuring a robust design framework for web and mobile applications.