ci.yml in danger-textlint-2.0.3

- old
+ new

@@ -5,10 +5,10 @@
   test:
     name: Test
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        image: [ 'ruby:2.5', 'ruby:2.6', 'ruby:2.7' ]
+        image: [ 'ruby:2.7', 'ruby:3.0', 'ruby:3.1' ]
     container:
       image: ${{ matrix.image }}
 
     steps:
     - uses: actions/checkout@v2