Update restify to support node 18

[mpfeil]

Description

End-of-Life for Node.js 16 is around the corner https://nodejs.org/en/blog/announcements/nodejs16-eol and restify is the last dependency that doesn´t support Node.js > 16 in the used version. Therefore update restify to the latest version.

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• My code has been linted using yarn run lint.
• My code does not break the tests (yarn run test)
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.