Bumps [ruby/setup-ruby](https://github.com/ruby/setup-ruby) from 1.172.0 to 1.173.0.
- [Release notes](https://github.com/ruby/setup-ruby/releases)
- [Commits](d4526a5553...5f19ec79ce)
---
updated-dependencies:
- dependency-name: ruby/setup-ruby
dependency-type: direct:production
update-type: version-update:semver-minor
...
Signed-off-by: dependabot[bot] <support@github.com>