Fee is not being recalculated when the recipient is put as last

[przemerr]

Expected behavior

The fee should be recalculated

Actual behavior

The fee is not being recalculated

Steps to reproduce

Go to the Send LSK window, instert the amount first (optionally type a message), insert a recipient address. The fee is not updated.

Which version(s) does this affect? (Environment, OS, etc...)

2.0.0-rc.3