Update the pbr version
Update the pbr version

Update the pbr versions. Matches Global Requirements

Change-Id: I2474860fb87d7d22708cafbeaecfe703273dfca2

stackforge/cloudkitty,FNST-OpenStack/cloudkitty,muraliselva10/cloudkitty,openstack/cloudkitty,stackforge/cloudkitty,FNST-OpenStack/cloudkitty,openstack/cloudkitty,muraliselva10/cloudkitty