ruby.yml in dotiw-5.3.0

- old
+ new
@@ -13,26 +13,26 @@
     runs-on: ubuntu-latest
     strategy:
       fail-fast: false
       matrix:
         include:
-          - ruby-version: 2.5.x
-          - ruby-version: 2.6.x
-          - ruby-version: 2.4.x
+          - ruby-version: 2.5
+          - ruby-version: 2.6
+          - ruby-version: 2.4
             bundler-version: 1.17.3
             gemfile: gemfiles/rails_4.gemfile
-          - ruby-version: 2.6.x
+          - ruby-version: 2.6
             gemfile: gemfiles/rails_5.0.gemfile
-          - ruby-version: 2.6.x
+          - ruby-version: 2.6
             gemfile: gemfiles/rails_5.1.gemfile
-          - ruby-version: 2.6.x
+          - ruby-version: 2.6
             gemfile: gemfiles/rails_5.2.gemfile
-          - ruby-version: 2.6.x
+          - ruby-version: 2.6
             gemfile: gemfiles/rails_6.0.gemfile
     steps:
       - uses: actions/checkout@v2
       - name: Set up Ruby
-        uses: actions/setup-ruby@v1
+        uses: ruby/setup-ruby@v1
         with:
           ruby-version: ${{ matrix.ruby-version }}
       - name: Build and test
         env:
           BUNDLE_GEMFILE: ${{ matrix.gemfile }}