.github/workflows/ruby.yml in hexdump-1.0.0 vs .github/workflows/ruby.yml in hexdump-1.0.1

@@ -7,19 +7,18 @@
     runs-on: ubuntu-latest
     strategy:
       fail-fast: false
       matrix:
         ruby:
-          - 2.4
-          - 2.5
-          - 2.6
-          - 2.7
-          - 3.0
+          - '3.0'
+          - '3.1'
+          - '3.2'
+          - '3.3'
           - jruby
           - truffleruby
     name: Ruby ${{ matrix.ruby }}
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
         with:
           ruby-version: ${{ matrix.ruby }}
       - name: Install dependencies