Re-enable MacOS testing
As of b98ddd77, the MacOS runner does not have CI_PERSISTENT_MOUNT_DIR which is currently at /mnt/cache. That will be available soon.
This tracks re-enabling the disabling that happened in !14
As of b98ddd77, the MacOS runner does not have CI_PERSISTENT_MOUNT_DIR which is currently at /mnt/cache. That will be available soon.
This tracks re-enabling the disabling that happened in !14