Added Ban and Unban calls

Co-authored-by: defnotken <itsdefnotken@gmail.com>
Reviewed-on: #2

LightlessSyncServer/LightlessSyncServices/Discord/DiscordBot.cs

@@ -7,7 +7,6 @@ using LightlessSyncShared.Models;
 using LightlessSyncShared.Services;
 using LightlessSyncShared.Utils.Configuration;
 using Microsoft.EntityFrameworkCore;
-using Newtonsoft.Json.Linq;
 using StackExchange.Redis;
 
 namespace LightlessSyncServices.Discord;