bpf: don't spam the log with initMaps successfully

We already log on init start, and we log all failures,
we don't need an extra log in the middle of init.

I NetdUpdatable: libnetd_updatable_init: Initializing
I NetdUpdatable: initMaps successfully
E NetdUpdatable: libnetd_updatable_init: Failed: (1) [Operation not permitted] : Failed to change RLIMIT_MEMLOCK to 2 GiB

while success looks like:
  I netd    : netd 1.0 starting
  I netd    : Pid file removed
  I netd    : SIGPIPE is blocked
  I netd    : setCloseOnExec(dnsproxyd)
  I netd    : setCloseOnExec(fwmarkd)
  I NetdUpdatable: libnetd_updatable_init: Initializing
  I NetdUpdatable: BPF programs are loaded
  I NetdUpdatable: initMaps successfully
  I netd    : libnetd_updatable_init success
  I netd    : NetlinkManager instanced

Test: TreeHugger
Signed-off-by: Maciej Żenczykowski <maze@google.com>
Change-Id: I8bca9b59363c1f31ecf3de80b9d280a28cce4a14
diff --git a/bpf/netd/BpfHandler.cpp b/bpf/netd/BpfHandler.cpp
index 6af7228..125f26b 100644
--- a/bpf/netd/BpfHandler.cpp
+++ b/bpf/netd/BpfHandler.cpp
@@ -318,7 +318,6 @@
     RETURN_IF_NOT_OK(mUidPermissionMap.init(UID_PERMISSION_MAP_PATH));
     // initialized last so mCookieTagMap.isValid() implies everything else is valid too
     RETURN_IF_NOT_OK(mCookieTagMap.init(COOKIE_TAG_MAP_PATH));
-    ALOGI("%s successfully", __func__);
 
     return netdutils::status::ok;
 }