Remove "focused: true" from winConfig.
Remove "focused: true" from winConfig.

According to:

  - https://bugzilla.mozilla.org/show_bug.cgi?id=1253129

and #2896, this:

1. causes Firefox to crash, and
2. isn't actually necessary.

So just remove it.

H/t @ris58h in #2896.

philc/vimium,gdh1995/vimium,gdh1995/vimium,decaffeinate-examples/vimium,decaffeinate-examples/vimium,philc/vimium,smblott-github/vimium,poacher2k/vimium,decaffeinate-examples/vimium,gdh1995/vimium,poacher2k/vimium,philc/vimium,poacher2k/vimium,smblott-github/vimium,smblott-github/vimium