Revert "Revert "Officially deprecate skin autodiscovery""

The CI issue that made the revert necessary is fixed now.

This reverts commit d672aa3123a612583ef9ec67115992aafce5b2af.

Bug: 66429
Change-Id: Ib2b4a895c5d01e5ccc7e4edfdbfdcaf0a93c267c