allow data fixtures version 2

Author: dbu

composer.json

@@ -10,7 +10,7 @@
     ],
     "require": {
         "php": "^8.1",
-        "doctrine/data-fixtures": "^1.2",
+        "doctrine/data-fixtures": "^1.2 || ^2.0",
         "symfony/browser-kit": "^6.4 || ^7.0 || ^8.0"
     },
     "require-dev": {

src/Unit/Constraint/SchemaAcceptsXml.php

@@ -57,6 +57,7 @@ public function count(): int
 
     public function toString(): string
     {
+        return 'schema-accepts-xml';
     }
 
     protected function failureDescription($schemaFile): string
@@ -75,7 +76,7 @@ protected function additionalFailureDescription($schema): string
             $error = trim($error->message).($error->file ? ' in'.$error->file : '').' on line '.$error->line."\n";
 
             // avoid repeating same error
-            if (false === strpos($str, $error)) {
+            if (!str_contains($str, $error)) {
                 $str .= $error;
             }
         }