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

Merge "Only install to $OUT/apex for installable apexes" am: e3db7f6d am: e0aec36c am: 112817c1 am: b77e8001

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



Change-Id: Ib1d09327a52f43d36adef39429712191d46c430a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>