Kubernetes topic added to TOC

Author: ghogen

docs/containers/toc.yml

@@ -11,6 +11,8 @@
       href: container-tools.md
     - name: React.js Single-page App in a Container
       href: container-tools-react.md
+    - name: Kubernetes development with Azure Dev Spaces >>
+      href: /azure/dev-spaces/quickstart-netcore-visualstudio
   - name: Tutorials  
     expanded: true
     items: