CI: Test on Ruby 3.3

.github/workflows/test.yml

@@ -1,21 +1,15 @@
-name: test
-
-on: [push,pull_request]
-
+on: [push, pull_request]
 jobs:
   test:
     strategy:
       matrix:
-        ruby: ["2.7", "3.0", "3.1", "3.2"]
+        ruby: ["2.7", "3.0", "3.1", "3.2", "3.3"]
     runs-on: ubuntu-latest
     name: Test (Ruby ${{ matrix.ruby }})
     steps:
-    - uses: actions/checkout@v3
-    - name: Set up Ruby
-      uses: ruby/setup-ruby@v1
+    - uses: actions/checkout@v4
+    - uses: ruby/setup-ruby@v1
       with:
         ruby-version: ${{ matrix.ruby }}
-    - name: Run the default task
-      run: |
-        bundle install
-        bundle exec rake
+        bundler-cache: true
+    - run: bundle exec rake