start bpfloader asynchronously am: 838b81de8f am: b45a26898b

Original change: https://android-review.googlesource.com/c/platform/system/bpf/+/1347789

Change-Id: I214b9285ac283643d094099000ec0fbdf86695a0
diff --git a/bpfloader/bpfloader.rc b/bpfloader/bpfloader.rc
index fec7530..04d9b81 100644
--- a/bpfloader/bpfloader.rc
+++ b/bpfloader/bpfloader.rc
@@ -23,7 +23,7 @@
     write /proc/sys/net/core/bpf_jit_enable 1
     # Enable JIT kallsyms export for privileged users only
     write /proc/sys/net/core/bpf_jit_kallsyms 1
-    exec_start bpfloader
+    start bpfloader
 
 service bpfloader /system/bin/bpfloader
     capabilities CHOWN SYS_ADMIN