fix(pictograms): Update metadata.yml (#4093)
fix(pictograms): Update metadata.yml (#4093)

* Update metadata.yml

corrects variants without categories.

* Update packages/pictograms/metadata.yml

Co-Authored-By: Vince Picone <ba678f1c9f423e1734efba419bad69d02d1413bf@gmail.com>

carbon-design-system/carbon-components,carbon-design-system/carbon-components,carbon-design-system/carbon-components