Do not override dependency plugin version
Do not override dependency plugin version

Version 2.6 is ancient and does not work at least here. Remove the
explicit override and inherit the version from odlparent.

Change-Id: Iabd3a603ae9d2faf0fe2a4c7d8ce43b0cc9428ae
Signed-off-by: Robert Varga <b8bd3df785fdc0ff42dd1710c5d91998513c57ef@cisco.com>

inocybe/odl-controller,Sushma7785/OpenDayLight-Load-Balancer,Johnson-Chou/test,522986491/controller,522986491/controller,opendaylight/controller,inocybe/odl-controller,Johnson-Chou/test,Sushma7785/OpenDayLight-Load-Balancer