Update Repo.php

fix coding style issue.

Author: davidpeach

lib/Github/Api/Repo.php

@@ -807,7 +807,7 @@ public function createFromTemplate(string $templateOwner, string $templateRepo,
     {
         //This api is in preview mode, so set the correct accept-header
         $this->acceptHeaderValue = 'application/vnd.github.baptiste-preview+json';
-        
+
         return $this->post('/repos/'.rawurldecode($templateOwner).'/'.rawurldecode($templateRepo).'/generate', $parameters);
     }
 }