Merge "Add debug logs to understand update start delay" into main am: 291724b621

Original change: https://android-review.googlesource.com/c/platform/system/core/+/3163290

Change-Id: Id309d37fe3c49133373fcfa37231b6073c93f5fa
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>