Bump govuk-lint from 3.4.0 to 3.5.0
Bump govuk-lint from 3.4.0 to 3.5.0

Bumps [govuk-lint](https://github.com/alphagov/govuk-lint) from 3.4.0 to 3.5.0.
- [Changelog](https://github.com/alphagov/govuk-lint/blob/master/CHANGELOG.md)
- [Commits](https://github.com/alphagov/govuk-lint/compare/v3.4.0...v3.5.0)
alphagov/content-store,alphagov/content-store