Stop building the system-image zip am: dd5a6d5c95

Original change: https://googleplex-android-review.googlesource.com/c/platform/development/+/18599346

Change-Id: Iaa341345a2a522660aaa21afaf7b63deaafb126a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>