Use MissingAnnotationEmptyState for plugins (#2824)

plugins/lighthouse/src/Router.tsx

@@ -23,7 +23,7 @@ import CreateAudit, { CreateAuditContent } from './components/CreateAudit';
 import { Entity } from '@backstage/catalog-model';
 import { LIGHTHOUSE_WEBSITE_URL_ANNOTATION } from '../constants';
 import { AuditListForEntity } from './components/AuditList/AuditListForEntity';
-import { EmptyState } from '@backstage/core';
+import { MissingAnnotationEmptyState } from '@backstage/core';
 
 export const isPluginApplicableToEntity = (entity: Entity) =>
   Boolean(entity.metadata.annotations?.[LIGHTHOUSE_WEBSITE_URL_ANNOTATION]);
@@ -38,10 +38,8 @@ export const Router = () => (
 
 export const EmbeddedRouter = ({ entity }: { entity: Entity }) =>
   !isPluginApplicableToEntity(entity) ? (
-    <EmptyState
-      missing="field"
-      title="Your plugin is missing an annotation"
-      description={`Please add the ${LIGHTHOUSE_WEBSITE_URL_ANNOTATION} annotation`}
+    <MissingAnnotationEmptyState
+      annotation={LIGHTHOUSE_WEBSITE_URL_ANNOTATION}
     />
   ) : (
     <Routes>