.github/workflows/ruby.yml in avro_turf-1.15.0 vs .github/workflows/ruby.yml in avro_turf-1.16.0

@@ -7,10 +7,10 @@
 
     runs-on: ubuntu-latest
     strategy:
       fail-fast: false
       matrix:
-        ruby: [2.6, 2.7, "3.0", 3.1, 3.2]
+        ruby: [3.0, 3.1, 3.2, 3.3]
 
     steps:
     - uses: actions/checkout@v3
     - name: Set up Ruby ${{ matrix.ruby }}
       uses: ruby/setup-ruby@v1