Renamed fuel-tasks-validator to fuel-tasklib
Renamed fuel-tasks-validator to fuel-tasklib

fuel-tasks-validator was renamed recently and we need to update
fuel group to count contributions correctly

Change-Id: Icbe6d6d253e92c38b73dd672cc7d85aa937486e3

dliu2015/stackalytics_zanata,AlexanderYAPPO/stackalytics,Solinea/stackalytics,mhharsh/stackalytics,Solinea/stackalytics,openstack/stackalytics,0xf2/stackalytics,Mirantis/stackalytics,mhharsh/stackalytics,danielmellado/stackalytics,openstack/stackalytics,dliu2015/stackalytics_zanata,danielmellado/stackalytics,mohitsethi/stackalytics,0xf2/stackalytics,mhharsh/stackalytics,Mirantis/stackalytics,openstack/stackalytics,mohitsethi/stackalytics,0xf2/stackalytics,Solinea/stackalytics,mohitsethi/stackalytics,Mirantis/stackalytics,danielmellado/stackalytics,openstack/stackalytics,stackforge/stackalytics,AlexanderYAPPO/stackalytics,dliu2015/stackalytics_zanata,Code-Fly/stackalytics,stackforge/stackalytics,Code-Fly/stackalytics,stackforge/stackalytics,Code-Fly/stackalytics,AlexanderYAPPO/stackalytics,0xf2/stackalytics