Merge "Soong: BPF: add defaults support and local include" into main am: 2ad497a3 am: 8a54e5b1

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/3249485



Change-Id: I263ba6640f136429c3c3238642c8980e4b0a921b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>