Merge "Remove outputing boot-4.19*.img from target gki_arm64" am: bba215cca4 am: 28c466a632 am: e19d921547 am: 315452d625

Original change: https://android-review.googlesource.com/c/device/generic/common/+/2105046

Change-Id: I25e6eda40168c7d02d6c71f4536c80c3516ef88f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>