feat: Moves network related events to UOContent using code generation (#1945)

### Summary
- Moves `CharacterCreated` event to UOContent using code generated event _CharacterCreatedEvent_.
- Moves `TargetByResourceMacro` event to UOContent using code generated event _TargetByResourceMacro_.
- Moves `GameLogin` event to UOContent using code generated event _GameLoginEvent_.
- Moves `ServerList` event to UOContent using code generated event _ServerListEvent_.
- Streamlines ProfessionInfo


> [!IMPORTANT]
> **Developer Note**
> Custom scripts that use any of these event sinks will need to be updated to use the new code generated events.

Projects/UOContent/Network/GatewayServer.cs

@@ -0,0 +1,36 @@
+using System;
+using System.Collections.Generic;
+using System.Net;
+using ModernUO.CodeGeneratedEvents;
+using Server.Accounting;
+
+namespace Server.Network;
+
+public static partial class GatewayServer
+{
+    public class ServerListEventArgs
+    {
+        public ServerListEventArgs(NetState state, IAccount account)
+        {
+            State = state;
+            Account = account;
+            Servers = [];
+        }
+
+        public NetState State { get; }
+
+        public IAccount Account { get; }
+
+        public bool Rejected { get; set; }
+
+        public List<ServerInfo> Servers { get; }
+
+        public void AddServer(string name, IPEndPoint address) => AddServer(name, 0, TimeZoneInfo.Local, address);
+
+        public void AddServer(string name, int fullPercent, TimeZoneInfo tz, IPEndPoint address) =>
+            Servers.Add(new ServerInfo(name, fullPercent, tz, address));
+    }
+
+    [GeneratedEvent(nameof(ServerListEvent))]
+    public static partial void ServerListEvent(ServerListEventArgs e);
+}