Tweak matrix build

Author: jasonmccreary

Diff for: .github/workflows/test.yml

@@ -4,15 +4,10 @@ on:
   - pull_request
 jobs:
   test:
+    runs-on: ubuntu-latest
     strategy:
       matrix:
-        operating-system:
-          - ubuntu-latest
-        php-version:
-          - '8.0'
-          - '8.1'
-    name: php ${{ matrix.php-version }} on ${{ matrix.operating-system }}
-    runs-on: ${{ matrix.operating-system }}
+        php-version: ['8.0', '8.1', '8.2']
     steps:
       - name: Checkout
         uses: actions/checkout@v2