Exact same dialogue options for me, so no, you're not missing anything. What's weird is that Larian is inconsistent with this sort of thing.
With Shadowheart, the 'right' way to change her is to be closer to her, and then trust her to make the right decisions, despite all her insane Shar talk all the way down in the Shar temple.
Wyll did get a rewrite pretty late into development so it makes sense that his scenes are a bit rough around the edges.
What bothered me more is that
sacrificing his soul is viewed as the right decision by most of the companions
HUGE SPOILERS
It IS possible to save Duke Ravengard after you cut Wyll's contract but it's significantly harder and Mizora will interfere. Just found this info
on Reddit.I actually did this on my good playthrough and it's really weird.
Some dialogue you get implies that Wyll had sold his soul even though he did not
