Adding grpc-controller-ctl package to BMv2 Buck file

Change-Id: Id18dc8c87709722223030826b1939ec17e5c83f2
diff --git a/drivers/bmv2/BUCK b/drivers/bmv2/BUCK
index 33d4d66..ad83ec1 100644
--- a/drivers/bmv2/BUCK
+++ b/drivers/bmv2/BUCK
@@ -15,6 +15,7 @@
     '//lib:grpc-core-1.3.0',
     '//lib:grpc-stub-1.3.0',
     '//protocols/grpc/api:onos-protocols-grpc-api',
+    '//protocols/grpc/ctl:onos-protocols-grpc-ctl',
 ]
 
 osgi_jar_with_tests(