am 2e5a22aa: docs: remove old "new" tags from side nav

Merge commit '2e5a22aa3cd9ca81c82e93044dca6f36c395746d' into gingerbread

* commit '2e5a22aa3cd9ca81c82e93044dca6f36c395746d':
  docs: remove old "new" tags from side nav