feat(library): improve mobile layout for sample grid

Commit notes

- Move similarity icon to second-to-last column (before share) - Make similarity icon always visible on mobile (not hidden until hover) - Reduce play column width from 40px to 32px for more name space - Reduce drag column width from 32px to 28px - Hide duplicate indicator on mobile to save space - Replace flex-wrap with overflow-hidden on mobile badges to prevent line breaks - Remove 'BPM' suffix from mobile bpm badge for compactness - Remove date badge from mobile view for cleaner layout - Add truncation to category badge on mobile - Reduce play button size from 28px (h-7 w-7) to 24px (size-6)

Co-authored-by: armin.naimi <[email redacted]>