chore: storybook modification, unit test, issue fix

[rjoydip]

Write down some unit testing for below UI components. Make sure each component unit test has one a11y test case and storybook docs.

Closes: #262

Checklist

• [x] accordion
• [ ] alert
• [ ] aspect
• [ ] avatar
• [ ] badge
• [ ] button
• [ ] calendar
• [ ] card
• [ ] carousel
• [ ] checkbox
• [ ] collapsible
• [ ] command
• [ ] context
• [ ] dialog
• [ ] dropdown
• [ ] form
• [ ] hover-card
• [ ] input
• [ ] label
• [ ] menu
• [ ] popover
• [ ] progress
• [ ] radio-group
• [ ] scroll-area
• [ ] select
• [ ] separator
• [ ] sheet
• [ ] skeleton
• [ ] sonner
• [ ] slider
• [ ] switch
• [ ] table
• [ ] tabs
• [ ] textarea
• [ ] toast
• [ ] toggle
• [ ] tooltip
• [ ] typography

[github-actions[bot]]

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