Adding metadata for css koosearch api-ref and umn

Reviewed-by: Hasko, Vladimir <vladimir.hasko@t-systems.com>
Reviewed-by: Gode, Sebastian <sebastian.gode@t-systems.com>
Co-authored-by: vpruthi <Vineet.Pruthi@t-systems.com>
Co-committed-by: vpruthi <Vineet.Pruthi@t-systems.com>

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

@@ -0,0 +1,13 @@
+---
+hc_location: koosearch-api/css
+html_location: docs/css/koosearch-api-ref
+link: /cloud-search-service/koosearch-api-ref/
+rst_location: doc/koosearch-api-ref/source
+service_type: css
+title: Koosearch API Reference
+type: koosearch-api-ref
+cloud_environments:
+  - name: eu_de
+    visibility: internal
+    pdf_visibility: public
+    pdf_enabled: true

otc_metadata/data/documents/css-koosearch-umn.yaml

@@ -0,0 +1,13 @@
+---
+hc_location: koosearch-usermanual/css
+html_location: docs/css/koosearch-umn
+link: /cloud-search-service/koosearch-umn/
+rst_location: doc/koosearch-umn/source
+service_type: css
+title: Koosearch User Guide
+type: koosearch-umn
+cloud_environments:
+  - name: eu_de
+    visibility: internal
+    pdf_visibility: public
+    pdf_enabled: true