fixing type declaration

[minor][fix]
Wrong type info, SKBitmap has to be disposed.

source/X39.Solutions.PdfTemplate/Abstraction/CanvasImpl.cs

@@ -69,8 +69,15 @@ public void DrawText(TextStyle textStyle, string text, float x, float y)
         });
     }
 
-    public void DrawBitmap(SKBitmap bitmap, Rectangle rectangle)
+    public void DrawBitmap(byte[] bytes, Rectangle rectangle)
     {
-        _drawActions.Add((canvas) => canvas.DrawBitmap(bitmap, rectangle));
+        _drawActions.Add((canvas) =>
+        {
+            using var stream = new MemoryStream(bytes);
+            using var bitmap = SKBitmap.Decode(stream);
+            if (bitmap is null)
+                return;
+            canvas.DrawBitmap(bitmap, rectangle);
+        });
     }
 }

source/X39.Solutions.PdfTemplate/Abstraction/ICanvas.cs

@@ -68,5 +68,5 @@ public interface ICanvas
     /// </summary>
     /// <param name="bitmap">The bitmap to draw.</param>
     /// <param name="rectangle">The region to draw the bitmap into.</param>
-    void DrawBitmap(SKBitmap bitmap, Rectangle rectangle);
+    void DrawBitmap(byte[] bitmap, Rectangle rectangle);
 }

test/X39.Solutions.PdfTemplate.Test/Mock/CanvasMock.cs

@@ -100,7 +100,7 @@ public void DrawRect(Rectangle rectangle, Color color)
     {
     }
 
-    public void DrawBitmap(SKBitmap bitmap, Rectangle rectangle)
+    public void DrawBitmap(byte[] bitmap, Rectangle rectangle)
     {
     }
 }