update Ruby in build GitHub Action

Author: jacobwhall

.github/workflows/jekyll.yml

@@ -36,11 +36,10 @@ jobs:
         with:
           submodules: recursive
       - name: Setup Ruby
-        uses: ruby/setup-ruby@8575951200e472d5f2d95c625da0c7bec8217c42 # v1.161.0
+        uses: ruby/setup-ruby@v1
         with:
-          ruby-version: "3.1" # Not needed with a .ruby-version file
+          ruby-version: "3.4.5" # Not needed with a .ruby-version file
           bundler-cache: true # runs 'bundle install' and caches installed gems automatically
-          cache-version: 0 # Increment this number if you need to re-download cached gems
       - name: Setup Pages
         id: pages
         uses: actions/configure-pages@v4