Add YCCK test

Author: JimBobSquarePants

tests/ImageSharp.Tests/Formats/Jpg/JpegDecoderTests.cs

@@ -380,6 +380,21 @@ public void Decode_CMYK_ICC_Jpeg<TPixel>(TestImageProvider<TPixel> provider)
         image.CompareToReferenceOutput(provider);
     }
 
+    [Theory]
+    [WithFile(TestImages.Jpeg.ICC.YCCK, PixelTypes.Rgba32)]
+    public void Decode_YCCK_ICC_Jpeg<TPixel>(TestImageProvider<TPixel> provider)
+        where TPixel : unmanaged, IPixel<TPixel>
+    {
+        JpegDecoderOptions options = new()
+        {
+            GeneralOptions = new() { ColorProfileHandling = ColorProfileHandling.Convert }
+        };
+
+        using Image<TPixel> image = provider.GetImage(JpegDecoder.Instance, options);
+        image.DebugSave(provider);
+        image.CompareToReferenceOutput(provider);
+    }
+
     [Theory]
     [WithFile(TestImages.Jpeg.ICC.SRgb, PixelTypes.Rgba32)]
     [WithFile(TestImages.Jpeg.ICC.AdobeRgb, PixelTypes.Rgba32)]

tests/ImageSharp.Tests/TestImages.cs

@@ -212,6 +212,7 @@ public static class ICC
             public const string WideRGB = "Jpg/icc-profiles/Momiji-WideRGB-yes.jpg";
             public const string AppleRGB = "Jpg/icc-profiles/Momiji-AppleRGB-yes.jpg";
             public const string CMYK = "Jpg/icc-profiles/issue-129.jpg";
+            public const string YCCK = "Jpg/icc-profiles/issue_2723.jpg";
         }
 
         public static class Progressive