docs: Add a catalog-info.yaml file. (#467)

Kyle will maintain this until we can get rid of it as a part of the
legacy UI deprecation.

Author: feanil

catalog-info.yaml

@@ -0,0 +1,15 @@
+# This file records information about this repo. Its use is described in OEP-55:
+# https://open-edx-proposals.readthedocs.io/en/latest/processes/oep-0055-proc-project-maintainers.html
+
+apiVersion: backstage.io/v1alpha1
+kind: Component
+metadata:
+  # (Required) Must be the name of the repo, without the owning organization.
+  name: 'edx-ui-toolkit'
+spec:
+  owner: user:kdmccormick
+  type: 'library'
+  lifecycle: 'deprecated'
+  dependencyOf:
+    - 'edx-platform'
+    - 'edx-ora2'