fix: Missing semicolon

Author: waitingsong

lib/app_worker.js

@@ -21,7 +21,7 @@ const app = new Application(options);
 const clusterConfig = app.config.cluster || /* istanbul ignore next */ {};
 const listenConfig = clusterConfig.listen || /* istanbul ignore next */ {};
 const port = options.port = options.port || listenConfig.port;
-const https = options.https || listenConfig.https
+const https = options.https || listenConfig.https;
 process.send({ to: 'master', action: 'realport', data: port });
 app.ready(startServer);