Merge "import bpfloader into p/m/C" into main am: 20556ef70a am: 0fd5e55d73

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2767832

Change-Id: I7eb45ec4c58ad3a0854a44db15688d28a1469fdf
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>