fix ci

Author: vyuldashev

.github/workflows/tests.yml

@@ -15,8 +15,9 @@ jobs:
       matrix:
         php: ['7.3', '7.4', '8.0']
         stability: [prefer-lowest, prefer-stable]
-
-    if: matrix.php != '8.0 && matrix.stability != 'prefer-lowest'
+        exclude:
+          - php: '8.0'
+            stability: 'prefer-lowest'
 
     name: PHP ${{ matrix.php }} - ${{ matrix.stability }}