add redirect for Espresso Test Recorder doc that will soon be on TAC site.
am: 8f60544180

* commit '8f60544180374beaab837bc0f3225e54d0d368a5':
  add redirect for Espresso Test Recorder doc that will soon be on TAC site.

Change-Id: I55f32372b245d136519e55e8dd79796f58a6231f