fix: Deletes Account serialization extensions since they are incompatible. (#1903)

Projects/UOContent/Misc/SerializationExt.cs

@@ -1,29 +0,0 @@
-using Server.Accounting;
-
-namespace Server;
-
-public static class SerializationExt
-{
-    public static IAccount ReadAccount(this IGenericReader reader)
-    {
-        return reader.ReadByte() switch
-        {
-            0 => null,
-            1 => Accounts.GetAccount(reader.ReadStringRaw()),
-            2 => Accounts.FindAccount(reader.ReadSerial())
-        };
-    }
-
-    public static void Write(this IGenericWriter writer, IAccount acct)
-    {
-        if (acct == null)
-        {
-            writer.Write((byte)0);
-        }
-        else
-        {
-            writer.Write((byte)2);
-            writer.Write(acct.Serial);
-        }
-    }
-}