Major refactor of Accordion

Breaking Changes

• AccordionDetails can no longer have a white background as per the new design guidelines. As a result, the background prop has been removed.
• displayName has been removed from Accordion and its children.
• In AccordionSummary, the props primaryText and secondaryText have been renamed to title and subtitle.
• A new slots prop has been introduced in AccordionSummary, which accepts:
  • detail
  • startAdornment
  • As part of this change:
    • primaryMeta and secondaryMeta have been removed. Use slots.detail to pass in a Typography component instead.
    • imageLeft and iconLeft have been merged into slots.startAdornment.
• The following props have been removed from AccordionSummary:
  capitalizeFirstLetter, expandIconPosition, setExpanded, disableRipple, openAccordion, and closeAccordion.
• Both AccordionSummary and AccordionDetails are now deprecated.

General Updates

• Introduced a new component: AccordionCard.
• Added support for negativeMargins in Accordion and its children (default: true).
• Title component now supports an optional badge.
• Updated fallback/placeholder images in Storybook and removed unused miscellaneous images.