Dogtail's stdout can contain other stuff, like debug logging, so let's
match the type of lines we are looking for.

The new version decreases the size of the seed text box (the old image
expects a larger one), and it is not focused by default. Furthermore,
there seems to be a race between the where Sikuli could detect the old
text box after clicking next, so let's properly wait for the
verification window.

Bug #11195 was not fixed -- I added it by mistake when reading the log
of the onioncircuits Git repo, where the commit says "Will-fix:

Qubes is not live but neither is Subgraph OS.

Fix-committed: #11038

Fix-committed: #11362