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/ims-dev.yaml

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