Add Ruby 3.2 to CI

Author: petergoldstein

.github/workflows/test.yml

@@ -46,16 +46,17 @@ jobs:
           - 2.5
           - 2.6
           - 2.7
-          - 3.0
+          - '3.0'
           - 3.1
+          - 3.2
           - jruby
       fail-fast: true
 
     runs-on: ${{ matrix.os-version }}
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
 
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1