style: fix linter error

server/server.js

@@ -1677,7 +1677,7 @@ async function shutdownFunction(signal) {
 }
 
 function getClientIp(socket) {
-    return socket.client.conn.request.headers["x-forwarded-for"] 
+    return socket.client.conn.request.headers["x-forwarded-for"]
             || socket.client.conn.request.headers["x-real-ip"]
             || socket.client.conn.remoteAddress.replace(/^.*:/, "");
 }