Update Metadata Cache

Change-Id: I0f8628c24ad92d98d98db52c0ed015161828a849
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/portage-stable/+/3781139
Bot-Commit: ChromeOS Prod (Robot) <chromeos-ci-prod@chromeos-bot.iam.gserviceaccount.com>
2 files changed