Canon Europe has RF 70-200mm F2.8 L IS USM Lens firmware version 1.0.6 now available for download.
This firmware incorporates the following fix:
Fixed a phenomenon when performing AF shooting to capture a subject at close-range with the focus distance approximately set to the Tele-end (200mm), the image may become slightly front-focused.
Check out the Canon RF 70-200mm F2.8 L IS USM Lens review for more information on this awesome lens.