Bump ruby/setup-ruby from 1.159.0 to 1.161.0

Bumps [ruby/setup-ruby](https://github.com/ruby/setup-ruby) from 1.159.0 to 1.161.0.
- [Release notes](https://github.com/ruby/setup-ruby/releases)
- [Commits](ruby/setup-ruby@54a18e2...8575951)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -25,7 +25,7 @@ jobs:
         with:
           fetch-depth: 1
       - name: Setup Ruby
-        uses: ruby/setup-ruby@54a18e26dbbb1eabc604f317ade9a5788dddef81 # v1.159.0
+        uses: ruby/setup-ruby@8575951200e472d5f2d95c625da0c7bec8217c42 # v1.161.0
         with:
           ruby-version: ${{ matrix.ruby }}
           bundler-cache: true

.github/workflows/jekyll.yml

@@ -22,7 +22,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
       - name: Setup Ruby
-        uses: ruby/setup-ruby@54a18e26dbbb1eabc604f317ade9a5788dddef81 # v1.159.0
+        uses: ruby/setup-ruby@8575951200e472d5f2d95c625da0c7bec8217c42 # v1.161.0
         with:
           ruby-version: '3.2'
           bundler-cache: true