Merge "[AA+ Search] Add logging for header search icon tapping events." into sc-v2-dev am: c919e67a9b am: 62c46757ce

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/16223390

Change-Id: I4b94afbd59895c3e54d96a651baa6df26a7aa50e