Fix nested task lists
When nesting task list items, the parent item is wrapped in a <p> tag. Update the task list parser to handle these paragraph wrappers.
cc @sytse
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
When nesting task list items, the parent item is wrapped in a <p> tag. Update the task list parser to handle these paragraph wrappers.
cc @sytse