feat: uncomment duplex options

Author: diegofesanto

Storage/StorageFileApi.cs

@@ -482,8 +482,8 @@ private async Task<string> UploadOrUpdate(string localPath, string supabasePath,
 
             options.Headers?.ToList().ForEach(x => headers.Add(x.Key, x.Value));
 
-            // if (options.Duplex != null)
-                // headers.Add("x-duplex", options.Duplex.ToLower());
+            if (options.Duplex != null)
+                headers.Add("x-duplex", options.Duplex.ToLower());
 
             var progress = new Progress<float>();