Add uprobestats path to BpfLoader. am: 9c56a5a699

Original change: https://android-review.googlesource.com/c/platform/system/bpf/+/2907041

Change-Id: I9609e9c47ed4325cdc940c74c687b735316ea2ca
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>