Remove an unneeded dependency
Remove an unneeded dependency

The package itself was removed in
https://github.com/alphagov/govuk-puppet/commit/3bec96c6f502698093d1e1ff7d72d3fb6215897c

alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet