Fix DSUEndtoEndTest to work with new system image format am: 4d095e3473 am: c8a84ec453 Original change: https://android-review.googlesource.com/c/platform/system/gsid/+/3272794 Change-Id: I2a9df10106c8008d55cc1427c23bf54a4e440dc6 Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>