Update ci-env.yaml

Author: Greg Bowler

.github/workflows/ci-env.yaml

@@ -13,12 +13,12 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Show environment variables
         uses: php-actions/composer@master
         with:
-          php_version: 8.0
+          php_version: 8.1
           ssh_key: ${{ secrets.SSH_KEY }}
           ssh_key_pub: ${{ secrets.SSH_KEY_PUB }}
           command: run-script