OBSDOCS-2005 API docs from upstream

Author: gabriel-rh

_topic_maps/_topic_map.yml

@@ -2936,6 +2936,10 @@ Topics:
       File: troubleshooting-ui-plugin
 #    - Name: Dashboard UI plugin
 #      File: dashboard-ui-plugin
+  - Name: Monitoring API reference
+    File: api-monitoring-package
+#  - Name: Observability API reference
+#    File: api-observability-package
 - Name: Monitoring
   Dir: monitoring
   Distros: openshift-enterprise,openshift-origin