Bump ruby/setup-ruby from 1.175.0 to 1.175.1 (#1667)

Bumps [ruby/setup-ruby](https://github.com/ruby/setup-ruby) from 1.175.0 to 1.175.1.
- [Release notes](https://github.com/ruby/setup-ruby/releases)
- [Commits](ruby/setup-ruby@70da3bb...1198b07)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/exercise-tests.yml

@@ -22,7 +22,7 @@ jobs:
       - uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b
 
       - name: Set up Ruby
-        uses: ruby/setup-ruby@70da3bbf44ac06db1b0547ce2acc9380a5270d1e
+        uses: ruby/setup-ruby@1198b074305f9356bd56dd4b311757cc0dab2f1c
         with:
           ruby-version: ${{ matrix.ruby-version }}
           bundler-cache: true