Revert "Docker: Move registry mirror config to daemon.json"

This reverts commit 761dc995cf0640e7f99e643551542a8d469f5d9c.

Reason for revert: Kubernetes is tightly coupled with the use of docker opts.

Change-Id: I81441c215ddd5dca1a9301043a25a0296c11d688
Reviewed-on: https://cos-review.googlesource.com/c/cos/overlays/board-overlays/+/8920
Tested-by: Cusky Presubmit Bot <presubmit@cos-infra-prod.iam.gserviceaccount.com>
Reviewed-by: Robert Kolchmeyer <rkolchmeyer@google.com>
2 files changed