Add Skyline to Project navigator

Introduce Skyline to OpenStack Project Navigator.

Change-Id: I425972ba5b229725a9e08cc1c50cfd7c10e958e6

openstack_components.yaml

@@ -682,7 +682,7 @@ tabs:
               - cinder
               - glance
 
-      - category: Web frontend
+      - category: Web frontends
         components:
 
           - name: horizon
@@ -706,6 +706,19 @@ tabs:
                 what's new in the latest OpenStack release, and what you can
                 expect to see from the project in the upcoming release.
               title: Horizon - Project Update
+          - name: skyline
+            title: Next generation dashboard (tech preview)
+            docs-title: Wiki
+            docs-url: https://wiki.openstack.org/wiki/Skyline
+            desc: >
+              Skyline is an OpenStack dashboard optimized by UI and UE. It has
+              a modern technology stack and ecology, is easier for developers
+              to maintain and operate by users, and has higher concurrency
+              performance.
+            project-team: skyline
+            since: Yoga
+            dependencies:
+              - keystone
 
   - name: Operations tooling
     prelude: >