While attempting to do OCR on a pdf using provided sample code, I am getting an exception: ‘Could not Load type ‘Aspose.Drawing.Bitmap’ from assembly ‘Aspose.Drawing, Version=23.1.0.0, Culture=neutral, PublicKeyToken=716…...Getting Exception: 'Could not load type 'Aspose.Drawing.Bitmap'...getting an exception: ‘Could not load type ‘Aspose.Drawing.Bitmap’...