Fix spacing

Former-commit-id: 54109ad6669530b4101bdbc2cffa7164d8f768a0
Former-commit-id: cf9e89328f261ddde264dcd0a00785104e4344ba
Former-commit-id: 2e5830ec3f13f47292f60da845d9875b6b8768ee

src/ImageProcessorCore/Formats/Png/PngEncoderCore.cs

@@ -503,6 +503,7 @@ namespace ImageProcessorCore.Formats
             TColor[] palette = quantized.Palette;
             int pixelCount = palette.Length;
             List<byte> transparentPixels = new List<byte>();
+
             // Get max colors for bit depth.
             int colorTableLength = (int)Math.Pow(2, header.BitDepth) * 3;
             byte[] colorTable = new byte[colorTableLength];