Merge "Append root digest information of microdroid vendor into vendor.img"...

Merge "Append root digest information of microdroid vendor into vendor.img" into main am: a7932967 am: d53dd61f am: b9f308c1

Original change: https://android-review.googlesource.com/c/platform/build/+/2877541



Change-Id: Iceefd30978eda0d661ce42e262995567611d5e00
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>