Merge pull request #2838 from SixLabors/js/v4-chunked-stream

V4 : Rewrite ChunkedMemoryStream

Author: JimBobSquarePants

src/ImageSharp/Formats/ImageEncoder.cs

@@ -51,7 +51,7 @@ private void EncodeWithSeekableStream<TPixel>(Image<TPixel> image, Stream stream
         else
         {
             using ChunkedMemoryStream ms = new(configuration.MemoryAllocator);
-            this.Encode(image, stream, cancellationToken);
+            this.Encode(image, ms, cancellationToken);
             ms.Position = 0;
             ms.CopyTo(stream, configuration.StreamProcessingBufferSize);
         }