Run lint only for the newest PHP version

Author: apfelbox

.github/workflows/ci.yml

@@ -33,6 +33,8 @@ jobs:
 
             -   name: Run Linters
                 run: composer run-script lint
+                # lint will fail for older PHP versions, so only run it on the newest version
+                if: matrix.php == "8.5"
 
             -   name: Run Tests
                 run: composer run-script test