Merge "apex: drop metadata gathering for multitree." am: 9514d5bb

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/2593065



Change-Id: If6ef44e42febd5fb114d9997926ffabd2d5eb2b8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>