Fix specs for custom bp

1. Fix view visibilities on small size constraint bp
2. Fix color and typograph for all bp views
3. Fix paddings for logo and custom content view.

Test: manually check specs on bp test app
Bug: 302735104
Flag: ACONFIG android.hardware.biometrics.custom_biometric_prompt DEVELOPMENT
Change-Id: I52fab1e2bed1732df55313939bc1f2192f786937