Remove unused import of core.flow_decomposer

Change-Id: I6a74821c51e0cd6d78cda4fa24691f3f6a9f8e57
diff --git a/cli/main.py b/cli/main.py
index fa3b1d4..3a7dfed 100755
--- a/cli/main.py
+++ b/cli/main.py
@@ -34,7 +34,6 @@
 from cli.alarm_filters import AlarmFiltersCli
 from cli.logical_device import LogicalDeviceCli
 from cli.table import print_pb_list_as_table
-from voltha.core.flow_decomposer import *
 from voltha.protos import third_party
 from voltha.protos import voltha_pb2, voltha_pb2_grpc, health_pb2_grpc
 from voltha.protos.openflow_13_pb2 import FlowTableUpdate, FlowGroupTableUpdate