Checkbox - Align with VADS and publish documentation

[jessicawoodin]

Description

Before implementation, we need to align this component with VADS and write documentation.

Steps

UX refinements

• [x] Audit component with VADS to determine if we need to update it to be more aligned
• [x] Update component in Figma based on alignment decisions

Documentation

• [x] Write documentation
• [x] Update Figma design library
  • [x] Implement plan to simplify the Assets panel by removing frames/groups and nesting/hiding lower level components
  • [x] Implement component template
  • [x] Update metadata with description, link and alternative names
• [x] Review with UX team
  • [x] Review accessibility with Brea
  • [x] Review content with Misty
• [x] Publish documentation to doc site
  • [x] Add link to component in Figma design library - #194
• [x] Update component documentation spreadsheet