Autogenerated passwords (Professional & Organization plans)

Users on our Professional and Organization plans now have the option to use a password that's been autogenerated by Figma or manually create their own when setting a password on a file.
This is a companion discussion topic for the original entry at https://www.figma.com/release-notes/?title=Autogenerated%20passwords%20(Professional%20%26%20Organization%20plans)