Luky

This PR is a next piece in savings flow (developed for Swan Bitcoin partner). Unfortunately, the screen cannot be shown easily if you want to test it. But here is...

According to source code: https://github.com/trezor/trezor-password-manager/blob/d87d00197690686447fc01e54bd640b5d0495824/source/background/classes/trezor_mgmt.js#L416 Password manager encrypts password entries with an empty passphrase if I understand the code correctly. It would be nice to encrypt password entries with passphrase...