enable btf for offload.o & test.o am: 07d3013b0d

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2089289

Change-Id: I6b8fcc2ff4b359aa34e240899b0c7aeec3b8ce9c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>