[l3vpn_ecmp] Traffic sent from remote OVS doesn't point to the Load balancing group

Topology
========
In the Topology I have two compute node and Four VM's running on CN-1 and Two
VM's running on CN-2

Testcase Description
====================
I have an extra route configured and pointing to three of the VM's

When traffic is sent from VM5 on CN-2 to the destination VM on CN-1
the traffic is not sent to the load balancing group

Flows and Groups Output
=======================
cookie=0x90186aa, duration=10450.991s, table=36, n_packets=10271, n_bytes=1006558, priority=5,tun_id=0x186aa actions=group:150002