message: display only 1 `<MissingAnnotationEmptyState />`
  Per code review feedback, it's arguably unnecessary
  to display duplicate `<MissingAnnotationEmptyState />`,
  especially given the preceding contextual sentence
  noting the supported annotations.
diff: @@ -55,7 +55,6 @@ export const MissingAnnotation = () => (
  <code>{SPLUNK_ON_CALL_ROUTING_KEY}</code> annotation.
  </Typography>
  <MissingAnnotationEmptyState annotation={SPLUNK_ON_CALL_TEAM} />
  - <MissingAnnotationEmptyState annotation={SPLUNK_ON_CALL_ROUTING_KEY} />
  </div>
  );
  