Fix typo in comment
Fix typo in comment

This patch fixes typo "intialize()" in comment.

Change-Id: Ib96428e676aef706579167f645b0fb3c28bd40d5

mahak/neutron,mahak/neutron,huntxu/neutron,cloudbase/neutron,sebrandon1/neutron,openstack/neutron,openstack/neutron,noironetworks/neutron,openstack/neutron,eayunstack/neutron,huntxu/neutron,cloudbase/neutron,mahak/neutron,eayunstack/neutron,sebrandon1/neutron,noironetworks/neutron