Include Content Model information for each context
It will be really useful for newbie like me to understand the content concept better if we can add third column in the table at https://gitlab.eclipse.org/eclipse/asciidoc-lang/asciidoc-lang/-/blob/main/docs/modules/blocks/pages/index.adoc#user-content-summary-of-built-in-contexts indicating context model (if a block is compound, simple, verbatim, raw, empty or table)