LTS Refresh: Merge release-R117-cos-6.6 up to d0a49fe055c0

BUG=b/553150597
TEST=presubmit
RELEASE_NOTE=LTS Refresh from main-R117-cos-6.6 to release-R117-cos-6.6

cos-patch: lts-refresh
Change-Id: Ic5efced0d09156c9ecf1ffa8ad6a96acaf1e248d
Reviewed-on: https://cos-review.googlesource.com/c/third_party/kernel/+/190428
Reviewed-by: Kevin Berry <kpberry@google.com>
Tested-by: Cusky Presubmit Bot <presubmit@cos-infra-prod.iam.gserviceaccount.com>