Gem::StreamUI#ask_for_password

# File tmp/rubies/ruby-4.0.0/lib/rubygems/user_interaction.rb, line 295
def ask_for_password(question)
  return nil unless tty?

  @outs.print(question, "  ")
  @outs.flush

  password = _gets_noecho
  @outs.puts
  password&.chomp!
  password
end