Use bpf_target property for bpf am: 3f91c65681

Original change: https://android-review.googlesource.com/c/platform/external/bcc/+/2945506

Change-Id: If88f0a608e1ac60d3ea323f50ddc7886d86d3a49
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/libbpf-tools/Android.bp b/libbpf-tools/Android.bp
index d7602bc..e24b2c0 100644
--- a/libbpf-tools/Android.bp
+++ b/libbpf-tools/Android.bp
@@ -28,7 +28,6 @@
     name: "bcc_bpf_defaults",
     compile_multilib: "first",
     cflags: [
-        "--target=bpf",
         "-fno-data-sections",
         "-fno-function-sections",
         "-fno-stack-protector",
@@ -70,6 +69,7 @@
             ],
         },
     },
+    bpf_target: true,
     visibility: ["//visibility:private"],
 }