forked from firka/flutter
## Description With this PR, when `InputDecorator.floatingLabelBehavior` is set to `FloatingLabelBehavior.always` the label style is always set to `InputDecorator.floatingLabelStyle`, previously `InputDecorator.labelStyle` was used when the field was not focused or was empty. ## Related Issue Fixes https://github.com/flutter/flutter/issues/147231 ## Tests Adds 1 test for this particular issue and several missing tests.