ubuntu.yml in yao-0.16.0

- old
+ new

@@ -5,14 +5,14 @@
 jobs:
   build:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        ruby: [3.0, 2.7, 2.6]
+        ruby: [3.1, 3.0, 2.7]
     steps:
     - uses: actions/checkout@master
     - name: Set up Ruby
-      uses: actions/setup-ruby@v1
+      uses: ruby/setup-ruby@v1
       with:
         ruby-version: ${{ matrix.ruby }}
     - name: Install dependencies
       run: |
         gem install bundler --no-document