Fix names

Author: ddrv

.github/workflows/ci.yml

@@ -7,8 +7,8 @@ jobs:
     runs-on: ubuntu-latest
 
     strategy:
-      php:
-        versions: [7.0, 7.1, 7.2, 7.3, 7.4, 8.0]
+      matrix:
+        php: [7.0, 7.1, 7.2, 7.3, 7.4, 8.0]
 
     steps:
       - name: Checkout code
@@ -17,7 +17,7 @@ jobs:
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: ${{ php.versions }}
+          php-version: ${{ matrix.php }}
           coverage: none
 
       - name: Validate composer.json and composer.lock