Bump ruby/setup-ruby from 1.278.0 to 1.279.0 (#8358)

Bumps [ruby/setup-ruby](https://github.com/ruby/setup-ruby) from 1.278.0 to 1.279.0.
- [Release notes](https://github.com/ruby/setup-ruby/releases)
- [Changelog](https://github.com/ruby/setup-ruby/blob/master/release.rb)
- [Commits](https://github.com/ruby/setup-ruby/compare/4c24fa5ec04b2e79eb40571b1cee2a0d2b705771...b90be12699fdfcbee4440c2bba85f6f460446bb0)

---
updated-dependencies:
- dependency-name: ruby/setup-ruby
  dependency-version: 1.279.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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3 files changed