chromeos-phx: Add OWNERS and DIR_METADATA

BUG=b:274935674
TEST=None

Change-Id: Iad61cc184e5519b8cd81a4d82be320a3ad9832d0
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/edk2/+/4428482
Commit-Queue: Grzegorz Bernacki <bernacki@google.com>
Tested-by: Grzegorz Bernacki <bernacki@google.com>
Reviewed-by: Chao Gui <chaogui@google.com>
Reviewed-by: Karthikeyan Ramasubramanian <kramasub@google.com>
2 files changed