am c2d33c5b: am 2fd2d2f9: AI 149080: Change default PDK app engine version to 2

Merge commit 'c2d33c5b21b6a60a17cc8fbfba4a8bcee6b283d2'

* commit 'c2d33c5b21b6a60a17cc8fbfba4a8bcee6b283d2':
  AI 149080: Change default PDK app engine version to 2