Added docs to show how to override SB block when using MDX (#8992)
Added docs to show how to override SB block when using MDX (#8992)

Added docs to show how to override SB block when using MDX
storybooks/storybook,storybooks/storybook,storybooks/react-storybook,storybooks/react-storybook,storybooks/storybook,storybooks/react-storybook,kadirahq/react-storybook,storybooks/storybook,kadirahq/react-storybook,storybooks/storybook,storybooks/storybook,storybooks/storybook,storybooks/react-storybook