Bump rubocop-govuk from 3.17.1 to 3.17.2
Bump rubocop-govuk from 3.17.1 to 3.17.2

Bumps [rubocop-govuk](https://github.com/alphagov/rubocop-govuk) from 3.17.1 to 3.17.2.
- [Release notes](https://github.com/alphagov/rubocop-govuk/releases)
- [Changelog](https://github.com/alphagov/rubocop-govuk/blob/master/CHANGELOG.md)
- [Commits](https://github.com/alphagov/rubocop-govuk/compare/v3.17.1...v3.17.2)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
alphagov/router-api,alphagov/router-api