am b2d37b39: Merge "docs: update sidenav to use <span> instead of <h2> for...

am b2d37b39: Merge "docs: update sidenav to use <span> instead of <h2> for headings, under suspicion that the h2s are causing poor snippet extraction in search results" into ics-mr1

* commit 'b2d37b39':
  docs: update sidenav to use <span> instead of <h2> for headings, under suspicion that the h2s are causing poor snippet extraction in search results