difficulty level incorrect when hovering over a rewarded quest scroll

[rilygreat]

A new bug report from @arandomtrout

So, when I look at the quest scroll for The Golden Knight 3 as a reward for its precursor, it displays difficulty of 1 instead of 3.5, like it should.

the difficulty level when hovering over the quest scroll reward:

what it should be:

it looks like this is the case with all quest scroll rewards in the quest shop.