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 'b2d37b39a1bb48d9f9c5b45255c5df769b85d6ae':
  docs: update sidenav to use <span> instead of <h2> for headings, under suspicion that the h2s are causing poor snippet extraction in search results