fix contact request mail building

src/State/Processor/ContactRequestProcessor.php

@@ -39,7 +39,7 @@ class ContactRequestProcessor implements ProcessorInterface
             ->subject('Contact from cv.ogene.fr')
             ->text(
                 'From : ' . $contactRequest->getEmail() . "\n" .
-                'Name: ' . $contactRequest->getName() ?? '-' . "\n\n" .
+                'Name: ' . ($contactRequest->getName() ?? '-') . "\n\n" .
                 $contactRequest->getMessage()
             );