Create root's $HOME, /root
Create root's $HOME, /root

Fixes #5569

This creates root's $HOME, /root, with permissions as it was done in
ages past.

Signed-off-by: Joshua Timberman <d6955d9721560531274cb8f50ff595a9bd39d66f@chef.io>

rsertelon/habitat,rsertelon/habitat,habitat-sh/habitat,habitat-sh/habitat,habitat-sh/habitat,rsertelon/habitat,rsertelon/habitat,habitat-sh/habitat,habitat-sh/habitat,rsertelon/habitat,rsertelon/habitat,habitat-sh/habitat,rsertelon/habitat,habitat-sh/habitat,habitat-sh/habitat