LTS Refresh: Merge upto 4c163a63e7f77a91ca7e38dfffd815e10a117c88 (buildnumber: 16623.402.0) from main-R93 to release-R93.

BUG=b/277818443
TEST=presubmit
RELEASE_NOTE=LTS Refresh from main-R93 to release-R93

Change-Id: I6cca27943bee6bbec253b4e5ad3c11470c721051
Signed-off-by: Chenglong Tang <chenglongtang@google.com>