Update samples_navtree cs template to include generated _yaml from samples TOC. am: 1a2dbb6 am: 0781792
am: 88db402

* commit '88db402e162a6f22d133aefb8845ef4e2924d9f8':
  Update samples_navtree cs template to include generated _yaml from samples TOC.

Change-Id: I116cc4df9e681dd7d542b14666ed5a67729bb021