Fix version requirement syntax
Fix version requirement syntax

Commas are not used in 'version_requirement', and metadata.json is
required to be valid to create a puppet module.

Signed-off-by: Trevor Bramwell <9318f446584e3f6cf68dea37a1a9fde63cb30ce1@linuxfoundation.org>

bramwelt/puppet-patchwork,bramwelt/puppet-patchwork,bramwelt/puppet-patchwork