frontend-test-api: add missing catalog-info.yaml

Co-authored-by: Camila Belo <camilaibs@gmail.com>
Co-authored-by: Vincenzo Scamporlino <vincenzos@spotify.com>
Co-authored-by: Fredrik Adelöw <freben@gmail.com>
Co-authored-by: Philipp Hugenroth <philipph@spotify.com>
Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>

packages/frontend-test-utils/catalog-info.yaml

@@ -0,0 +1,9 @@
+apiVersion: backstage.io/v1alpha1
+kind: Component
+metadata:
+  name: backstage-frontend-test-utils
+  title: '@backstage/frontend-test-utils'
+spec:
+  lifecycle: experimental
+  type: backstage-web-library
+  owner: maintainers