Update ruby/setup-ruby digest to d4526a5 (#48)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/gem-push.yml

@@ -17,7 +17,7 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - name: Set up Ruby 3.1
-      uses: ruby/setup-ruby@5daca165445f0ae10478593083f72ca2625e241d
+      uses: ruby/setup-ruby@d4526a55538b775af234ba4af27118ed6f8f6677
       with:
         ruby-version: '3.1'
         bundler-cache: true # runs 'bundle install' and caches installed gems automatically

.github/workflows/ruby.yml

@@ -27,7 +27,7 @@ jobs:
     # To automatically get bug fixes and new Ruby versions for ruby/setup-ruby,
     # change this to (see https://github.com/ruby/setup-ruby#versioning):
     # uses: ruby/setup-ruby@v1
-      uses: ruby/setup-ruby@5daca165445f0ae10478593083f72ca2625e241d
+      uses: ruby/setup-ruby@d4526a55538b775af234ba4af27118ed6f8f6677
       with:
         ruby-version: ${{ matrix.ruby-version }}
         bundler-cache: true # runs 'bundle install' and caches installed gems automatically
@@ -53,7 +53,7 @@ jobs:
     # To automatically get bug fixes and new Ruby versions for ruby/setup-ruby,
     # change this to (see https://github.com/ruby/setup-ruby#versioning):
     # uses: ruby/setup-ruby@v1
-      uses: ruby/setup-ruby@5daca165445f0ae10478593083f72ca2625e241d
+      uses: ruby/setup-ruby@d4526a55538b775af234ba4af27118ed6f8f6677
       with:
         ruby-version: ${{ matrix.ruby-version }}
         bundler-cache: true # runs 'bundle install' and caches installed gems automatically