Adds xcode support to devicelab_drone. This also adds mac support to adhoc tests. Change-Id: Ic8c2516aef3f7f5235d7f4e168a2ce3702ad5f89 Bug: https://github.com/flutter/flutter/issues/65223 Reviewed-on: https://flutter-review.googlesource.com/c/recipes/+/6560 Commit-Queue: Godofredo Contreras <godofredoc@google.com> Reviewed-by: Keyong Han <keyonghan@google.com>
Tricium configurations recipes repo.