firstVisualChange too early on desktop

[soulgalore]

Check the green line, the 5% tuning didn't make desktop perfect, it can still sometimes be wrong.

[soulgalore]

The problem is with a old version of imagemagick in the Docker container later tonight.

[soulgalore]

That fix only helped some of the cases, the problem is still there (happens only in Chrome though).

[soulgalore]

Actually closed for real(?) with #255