> Another variant is to leave treesit-forward-sexp as is,
> and create a new function treesit-forward-sexp-with-list
> that uses the 'list' thing.

This patch keep the current function treesit-forward-sexp,
and creates a new function treesit-forward-sexp-list
that uses the 'sexp-list' thing to navigate lists while
using forward-sexp-default-function to navigate atoms: