fix(core): update

ts/servertools/classes.server.ts

@@ -244,7 +244,7 @@ export class Server {
       connection.addListener('end', endListener);
       connection.addListener('timeout', timeoutListener);
       
-      const cleanupConnection = () => {
+      const cleanupConnection = async () => {
         connection.removeListener('close', closeListener);
         connection.removeListener('error', errorListener);
         connection.removeListener('end', endListener);
@@ -253,6 +253,7 @@ export class Server {
         if (this.socketMap.checkForObject(connection)) {
           this.socketMap.remove(connection);
           console.log(`removed connection. ${this.socketMap.getArray().length} sockets remaining.`);
+          await plugins.smartdelay.delayFor(0);
           connection.destroy();
         }
       };