Fix another deprecation warning

Author: JulianVennen

config.yaml

@@ -1,5 +1,5 @@
 invokerPackage: Aternos\ModrinthApi
-artifactVersion: 2.1.3
+artifactVersion: 2.1.4
 generatorName: php
 outputDir: .
 inputSpec: https://raw.githubusercontent.com/modrinth/code/refs/heads/main/apps/docs/public/openapi.yaml

lib/Client/ModrinthAPIClient.php

@@ -88,7 +88,7 @@ class ModrinthAPIClient
      * @param Configuration|null $configuration
      * @param ClientInterface|null $httpClient
      */
-    public function __construct(?string $apiToken = null, ?Configuration $configuration = null, ClientInterface $httpClient = null)
+    public function __construct(?string $apiToken = null, ?Configuration $configuration = null, ?ClientInterface $httpClient = null)
     {
         $this->httpClient = $httpClient;
         $this->configuration = $configuration ?? (Configuration::getDefaultConfiguration())
@@ -855,4 +855,4 @@ public function deleteThreadMessage(string $threadId, string $messageId): void
     {
         $this->threads->deleteThreadMessage($threadId, $messageId);
     }
-}
+}