add new avatar size mapping

[eugenebelov]

• Resolves: #

Summary

Type of Change

• 🐛 Bug fix
• ✨ New feature
• 🔧 Component enhancement
• 📚 Documentation update
• 🎨 Style/UI changes
• ⚙️ Misc

Component(s) Affected

• New component: ComponentName
• Modified component: ComponentName
• Removed component: ComponentName

Changes Made

Testing

• Unit tests added/updated
• Storybook stories added/updated
• Manual testing completed
• Accessibility testing performed
• Cross-browser testing (if applicable)
• Responsive design testing (if applicable)

Storybook

• New stories created for new components
• Existing stories updated to reflect changes
• All component variants documented
• Props table is accurate and complete
• Examples demonstrate proper usage

Breaking Changes

Screenshots/Videos

TODO

• ...

Checklist

• Code is properly formatted (Prettier/ESLint)
• All commits are signed
• TypeScript types are properly defined
• Components follow design system guidelines
• Accessibility requirements met (WCAG compliance)
• Bundle size impact considered
• Tests included/updated or not needed
• Storybook stories included/updated or not needed
• Documentation updated or not required
• No console errors or warnings
• Backward compatibility maintained (or breaking changes documented)