fix(container): add role of main to storybook container (#672)
fix(container): add role of main to storybook container (#672)


carbon-design-system/carbon-components,carbon-design-system/carbon-components,carbon-design-system/carbon-components,joshblack/carbon-components-react,carbon-design-system/carbon-components-react,joshblack/carbon-components-react,carbon-design-system/carbon-components-react