refactor: remove unused method

NominaOcculta/Util.cs

@@ -1,6 +1,5 @@
 using System;
 using System.Collections.Generic;
-using System.Text;
 using Dalamud.Game.Text.SeStringHandling;
 using Dalamud.Game.Text.SeStringHandling.Payloads;
 
@@ -64,12 +63,7 @@ namespace NominaOcculta {
             return SeString.Parse(bytes);
         }
 
-        internal static string ReadRawString(IntPtr ptr) {
-            var bytes = ReadRawBytes(ptr);
-            return Encoding.UTF8.GetString(bytes);
-        }
-
-        internal static unsafe byte[] ReadRawBytes(IntPtr ptr) {
+        private static unsafe byte[] ReadRawBytes(IntPtr ptr) {
             if (ptr == IntPtr.Zero) {
                 return Array.Empty<byte>();
             }