Yes there is such an option, yet the naming is a little bit different.
I uploaded my example project to this GitHub Repo: https://github.com/MakeGamesWithUs/Spritebuilder-Simple-Autosizing
Your top container needs a static height, and a relative position and a Y Anchor Point of 1. This way the top container always has a size of 100 points and is always positioned at the top of the screen:
Your bottom container needs a height inset of 100, this means your container will use the complete height of the parent container, except for 100 points at the top: