style: let phpstan be happy

Author: innocenzi

src/Tempest/Framework/Testing/Http/TestResponseHelper.php

@@ -221,6 +221,7 @@ public function assertNotSee(string $search): self
 
     public function dd(): void
     {
+        // @phpstan-ignore disallowed.function
         dd($this->response); // @mago-expect best-practices/no-debug-symbols
     }
 }