mPDF error: IMAGE Error (https://chart.googleapis.com/chart?chs=300x300&cht=qr&chl=https://newenglandautomall.com/cars-for-sale/2021-volkswagen-atlas-v6-se-4motion-turner-me-1851513/&choe=UTF-8): Error parsing image file - image type not recognised, and not supported by GD imagecreate