ci.yml in bolognese-2.2.0

- old
+ new

@@ -5,10 +5,10 @@
 jobs:
   test:
     strategy:
       fail-fast: false
       matrix:
-        ruby: ["2.6", "2.7", "3.0", "3.1"]
+        ruby: ["3.0", "3.1", "3.2", "3.3"]
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v3
     - name: Set up Ruby ${{matrix.ruby}}
       uses: ruby/setup-ruby@v1