spliting metadata

Reviewed-by: gtema <artem.goncharov@gmail.com>
Co-authored-by: Hasko, Vladimir <vladimir.hasko@t-systems.com>
Co-committed-by: Hasko, Vladimir <vladimir.hasko@t-systems.com>

otc_metadata/data/documents/css-api-ref.yaml

@@ -0,0 +1,9 @@
+---
+hc_location: api/css
+html_location: docs/css/api-ref
+link: /cloud-search-service/api-ref/
+pdf_name: css-api-ref
+rst_location: api-ref/source
+service_type: css
+title: API Reference
+type: api-ref