Merge pull request #1122 from jepler/use-ruby-31x

Pin ruby at 3.1.

Author: dhalbert

.github/workflows/build.yml

@@ -39,7 +39,7 @@ jobs:
         python-version: 3.x
     - uses: ruby/setup-ruby@v1
       with:
-        ruby-version: 3.0
+        ruby-version: '3.1'
         bundler-cache: true
     - name: Install Dependencies
       run: |