backstage/.changeset/cold-cooks-care.md

@backstage/plugin-entity-validation, @backstage/plugin-catalog-import, @backstage/plugin-catalog-graph, @backstage/plugin-catalog-react, @backstage/plugin-catalog

@backstage/plugin-entity-validation	@backstage/plugin-catalog-import	@backstage/plugin-catalog-graph	@backstage/plugin-catalog-react	@backstage/plugin-catalog
patch	patch	patch	patch	patch

Change default icon for unknown entities to nothing instead of the help icon.