bug#60568: [FR] 30.0.50; Help buffers and function bodies for generated functions

[Gregory Heytings]

> > I'd prefer we teach the Help facilities how to go to the source code of 
> > that kind of functions.
>
> Agreed.

What is missing in the five-line patch that does this?  With the recipe, 
the file in which org-babel-execute:sh was defined (ob-shell.el) is 
opened, and the function definition is displayed.  I don't think we can do 
much better (e.g. reliably find the place where the function was defined).