Merge pull request #223 from flavorjones/flavorjones-update-ci-with-r…

…uby31

ci: update to cover Ruby 3.1

.github/workflows/ci.yml

@@ -22,15 +22,15 @@ jobs:
       - uses: actions/checkout@v2
       - uses: ruby/setup-ruby@v1
         with:
-          ruby-version: "3.0"
+          ruby-version: "3.1"
           bundler-cache: true
       - run: bundle exec rake rubocop
 
   test:
     needs: ["rubocop"]
     strategy:
       matrix:
-        ruby: ["2.5", "2.6", "2.7", "3.0", "head", truffleruby-head]
+        ruby: ["2.5", "2.6", "2.7", "3.0", "3.1", "head", "truffleruby-head"]
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2