fix incorrect parameter name

manifests/init.pp

@@ -18,7 +18,7 @@ define gitlab_deploykey (
   wallet { "ssh-${key_type}/gitlab-${name}":
     ensure => $ensure,
     type   => 'file',
-    file   => '/root/.ssh/id_rsa',
+    path   => '/root/.ssh/id_rsa',
     mode   => '0600',
   }