test(opa5): use default timeout

Author: flovogt

demo/RootComponent/webapp/test/integration/AllJourneys.js

@@ -7,7 +7,6 @@ sap.ui.define([
 	Opa5.extendConfig({
 		arrangements: new Startup(),
 		viewNamespace: "my.lib.sample.root.view.",
-		timeout: 2,
 		pollingInterval: 10,
 		autoWait: true
 	});