Work around puppet-lint bug
Work around puppet-lint bug

See:
https://github.com/voxpupuli/puppet-lint-trailing_comma-check/issues/4

By adding parenthesis around the conditional in the if statement we can
get this to pass lint checks for now. Note that the puppet-lint bug is
still a bug, and should be fixed in the puppet-lint project.

arineng/puppet-hiera,arineng/puppet-hiera