use new Psr18Client

src/DependencyInjection/MagdevRedmineExtension.php

@@ -21,6 +21,7 @@ final class MagdevRedmineExtension extends Extension
 
         foreach ($config['connections'] as $name => $connection) {
             $id = sprintf('magdev.redmine.%s', $name);
+
             $container->register($id, RedmineClient::class)
                 ->setArguments([$connection['url'], $connection['apikey']]);
             $container->registerAliasForArgument($id, RedmineClient::class, "{$name}Client");