[Android] Fix UI Issues on Auth Screens

[HamzaIsrar12]

Description:

1. Fix Modal Design and Autofill on Register Screen After SSO

   • Redesign the modal that appears after successful SSO.

   • Autofill the "Full Name" and "Email" fields with SSO data.

     

2. Add Password Visibility Toggle

   • Add an eye icon (Visibility Toggle Icon) to the Password fields on SignIn and SignUp screens to allow toggling password visibility.