fix(Loading): adds aria-label and description property to component (#2252)
fix(Loading): adds aria-label and description property to component (#2252)

* fix: adds property description

* fix: adds description property to aria-label

* fix: typo

* fix: typo

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