test.yml in sdoc-2.3.0

- old
+ new

@@ -29,9 +29,10 @@
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
         with:
           ruby-version: ${{ matrix.ruby }}
           bundler-cache: true
+          cache-version: 1
 
       - name: Test
         run: |
           bundle exec rake