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/dms-dev.yaml

@@ -0,0 +1,9 @@
+---
+hc_location: devg/dms
+html_location: docs/dms/dev
+link: /distributed-message-service/dev-guide/
+pdf_name: dms-dev-guide
+rst_location: dev_guide/source
+service_type: dms
+title: Developer Guide
+type: dev