add cloud_environments (#27)

Co-authored-by: Gode, Sebastian <sebastian.gode@t-systems.com>
Co-authored-by: Hasko, Vladimir <vladimir.hasko@t-systems.com>
Reviewed-on: #27
Reviewed-by: Gode, Sebastian <sebastian.gode@t-systems.com>
Co-authored-by: tischrei <tino.schreiber@t-systems.com>
Co-committed-by: tischrei <tino.schreiber@t-systems.com>

otc_metadata/data/services.yaml

@@ -17,6 +17,7 @@
 # documents/services/service_categories is being merged with
 # the content here.
 ---
+cloud_environments: []
 documents: []
 service_categories: []
 services: []