Merge "[Thread] fix OperationalDatasetTimestamp#toTlvValue is not loss-less" into main am: 9efc28e6d0

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2815928

Change-Id: Id6ec8b2d2e19c2fbb22e49c426e5629496b13bea
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>