fix ConversationClientFactory (#479)

Co-authored-by: yosh <yosh@latvm.unnamed.typo.pw>

Author: yosatak

src/Client.php

@@ -74,7 +74,7 @@
  * @method Messages\Client messages()
  * @method Application\Client applications()
  * @method Conversion\Client conversion()
- * @method Conversation\Client conversations()
+ * @method Conversation\Client conversation()
  * @method Insights\Client insights()
  * @method Numbers\Client numbers()
  * @method Redact\Client redact()

src/Conversation/ClientFactory.php

@@ -5,7 +5,7 @@
 use Psr\Container\ContainerInterface;
 use Vonage\Client\APIResource;
 use Vonage\Client\Credentials\Handler\KeypairHandler;
-use Vonage\Verify2\Client;
+use Vonage\Conversation\Client;
 
 class ClientFactory
 {
@@ -19,4 +19,4 @@ public function __invoke(ContainerInterface $container): Client
 
         return new Client($api);
     }
-}
+}