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

https://github.com/stankevich/puppet-python/issues/46
adevore/puppet-python,petems/puppet-python,cwood/puppet-python,derektamsen/puppet-python,ByteInternet/puppet-python,petems/puppet-python,ByteInternet/puppet-python,adevore/puppet-python,cwood/puppet-python