Bump ruby/setup-ruby from 1.179.0 to 1.179.1 (#1687)

Bumps [ruby/setup-ruby](https://github.com/ruby/setup-ruby) from 1.179.0 to 1.179.1.
- [Release notes](https://github.com/ruby/setup-ruby/releases)
- [Commits](ruby/setup-ruby@d5fb7a2...78c01b7)

---
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@a5ac7e51b41094c92402da3b24376905380afc29
 
       - name: Set up Ruby
-        uses: ruby/setup-ruby@d5fb7a202fc07872cb44f00ba8e6197b70cb0c55
+        uses: ruby/setup-ruby@78c01b705fd9d5ad960d432d3a0cfa341d50e410
         with:
           ruby-version: ${{ matrix.ruby-version }}
           bundler-cache: true