Merge "Only install to $OUT/apex for installable apexes" am: e3db7f6d am: e0aec36c

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/2065677



Change-Id: Id2a9c466e565842ab9b746169c8bfe6e5486ac4b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>