Add a flag for frequent computer vision identification errors

[bouteloua]

@zygy

One simple and unobtrusive way you could make the confidence data available would be to add it as a title attribute to the “Visually similar” span in the suggestion interface

@agmcmll

I love the idea of seeing some indication of certainty from the computer vision.

I’m going through some old feature requests, just wanted to note that this one was suggested:
https://forum.inaturalist.org/t/computer-vision-should-tell-us-how-sure-it-is-of-its-suggestions/1230