* Correct message length of the TCP vrouter sandesh message
* Correct message length of the TCP vrouter sandesh message

sandesh message lenght was set to twice the size of
sandesh request, correcting the same.
Closes-bug:#1507071

Change-Id: I37a8c3b9cc32d4ba30a99fe3a2dcb8e99ca3abf6

rombie/contrail-controller,nischalsheth/contrail-controller,sajuptpm/contrail-controller,nischalsheth/contrail-controller,nischalsheth/contrail-controller,sajuptpm/contrail-controller,nischalsheth/contrail-controller,rombie/contrail-controller,nischalsheth/contrail-controller,codilime/contrail-controller,eonpatapon/contrail-controller,tcpcloud/contrail-controller,nischalsheth/contrail-controller,tcpcloud/contrail-controller,codilime/contrail-controller,eonpatapon/contrail-controller,rombie/contrail-controller,tcpcloud/contrail-controller,codilime/contrail-controller,eonpatapon/contrail-controller,sajuptpm/contrail-controller,nischalsheth/contrail-controller,codilime/contrail-controller,eonpatapon/contrail-controller,rombie/contrail-controller,sajuptpm/contrail-controller,rombie/contrail-controller,rombie/contrail-controller,sajuptpm/contrail-controller,tcpcloud/contrail-controller,tcpcloud/contrail-controller,codilime/contrail-controller,eonpatapon/contrail-controller,rombie/contrail-controller,codilime/contrail-controller,nischalsheth/contrail-controller,eonpatapon/contrail-controller,tcpcloud/contrail-controller,eonpatapon/contrail-controller,sajuptpm/contrail-controller