Add visibility for statsd in prep for migration.

BUG: 167962588
TEST: TH
Change-Id: If8579f0942eb051e41105a56891953eda00920d2
diff --git a/libstats/socket/Android.bp b/libstats/socket/Android.bp
index 89cdfe5..a93d268 100644
--- a/libstats/socket/Android.bp
+++ b/libstats/socket/Android.bp
@@ -79,6 +79,7 @@
     visibility: [
         "//frameworks/base/apex/statsd/tests/libstatspull",
         "//frameworks/base/cmds/statsd",
+        "//packages/modules/StatsD/bin",
     ],
 }