Replace AddonProxy with AddonManagerHelper

static/dependencies.config.php

@@ -43,7 +43,7 @@ return (function(string $basepath, array $getVars, array $serverVars, array $coo
 			],
 		],
 		\Friendica\Core\Addon\AddonHelper::class => [
-			'instanceOf' => \Friendica\Core\Addon\AddonProxy::class,
+			'instanceOf' => \Friendica\Core\Addon\AddonManagerHelper::class,
 			'constructParams' => [
 				$basepath . '/addon',
 			],