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

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



Change-Id: I43f4b743a478f3138c5b6fc4e952e8d1e25f50cf
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>