Expand PR checks to cover windows-2022

.github/workflows/__test-ruby.yml

@@ -23,8 +23,19 @@ jobs:
   test-ruby:
     strategy:
       matrix:
-        version: [latest, cached, nightly-latest]
-        os: [ubuntu-latest, macos-latest]
+        include:
+        - os: ubuntu-latest
+          version: latest
+        - os: macos-latest
+          version: latest
+        - os: ubuntu-latest
+          version: cached
+        - os: macos-latest
+          version: cached
+        - os: ubuntu-latest
+          version: nightly-latest
+        - os: macos-latest
+          version: nightly-latest
     name: Ruby analysis
     runs-on: ${{ matrix.os }}
     steps: