The short answer is no, nothing about John’s draft status has changed substantially.
Most mocks have had him drop a few positions, though, and that’s largely due to the Draft Combine.
Nothing was outright terrible for John; he came in at slightly under 6’10” with a 6’11” plus wingspan and an 8 foot 10.5 standing reach and a 225 pound weight.
His vertical leap was a positive, as well as his interviews, which many GMs noted him to be extemely engaging and a great interview.
Nothing about that is jarring one way or the other, but it does unfortunately confirm the question marks surrounding his measurable that do exist about John’s NBA future.