maint: Enforce Styleguide in vqe define

puppet-lint raised a few warnings about trailing whitespaces and
incorrect alignments.

Enforce the styleguide [1] and make sure puppet-lint runs without
warnings.

[1] http://docs.puppetlabs.com/guides/style_guide.html
Merge pull request #31 from stschulte/ticket/master/puppetlint

maint: Enforce Styleguide in vqe define