Add support for Geizhals.de login

Hey @proza, thanks for reaching out.

I've tested the website and can confirm that the inline menu suggestions aren't working correctly on this website. I've reported this to our development team to investigate further.

In the meantime, I would suggest using the "Autofill" button found in 1Password in your browser as a workaround. I've recorded a GIF to demo this:

I hope this helps!

Ali

ref: dev/core/core#13995