Merge "ota_from_target_files: read correct api level" into main am: 2fc519a5

Original change: https://android-review.googlesource.com/c/platform/build/+/3031704



Change-Id: Ic6ed81169896cba9607915e9f61f188553bbef67
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>