getting an `uninitialized constant HammerCLIForemanTasks::VERSION`

in a jenkins job when tito attempts to build the gem and srpm


fixes the [error](http://ci.theforeman.org/job/hammer_packaging_single_gem/67/label=rpmbuild,os=rhel6/console) in [this build](http://ci.theforeman.org/job/hammer_packaging_single_gem/68/label=rpmbuild,os=rhel6/console).