Fix another failing test

Author: SOHELAHMED7

tests/spec/OpenApiTest.php

@@ -250,10 +250,10 @@ public function testInvalidTopLevelField()
         ]);
         $this->assertFalse($openapi->validate());
         $this->assertEquals([
+            'Invalid field: "AAAAAcomponents"',
             'OpenApi is missing required property: openapi',
             'OpenApi is missing required property: info',
             'OpenApi is missing required property: paths',
-            'Invalid top level field: "AAAAAcomponents". More information can be obtained at https://spec.openapis.org/oas/v3.0.3.html#fixed-fields',
         ], $openapi->getErrors());
 
 //        // check default value of servers