Fix path for unless statement.
Fix path for unless statement.

https://github.com/stankevich/puppet-python/issues/46
ghoneycutt/puppet-python,ghoneycutt/puppet-python,ody/puppet-python,vmfarms/puppet-python,vmfarms/puppet-python,stankevich/puppet-python,vicinus/puppet-python,ody/puppet-python,stankevich/puppet-python,skpy/puppet-python,xaque208/puppet-python,vicinus/puppet-python,xaque208/puppet-python,xaque208/puppet-python,skpy/puppet-python