bug#71356: use-package doesn't load org from elpa

[Eli Zaretskii <eliz@gnu.org>]

> From: Pedro Andres Aranda Gutierrez <paaguti@gmail.com>
> Date: Tue, 11 Jun 2024 07:27:39 +0200
> Cc: philipk@posteo.net, acorallo@gnu.org, 71356@debbugs.gnu.org
> 
>  > So the sketch that actually loads org from elpa would be
>  > 
>  > (let ((package-install-upgrade-built-in t))
>  >   (use-package org
>  >     :ensure t :pin gnu))
> 
>  No, you are supposed to customize that option if you want built-in
>  packages to be upgraded as the rest of them.  You aren't supposed to
>  let-bind user options.
> 
>  
> Ahh, OK. I was just trying to sketch a test case. So the thing would be:
> 
> (custom-set-variables '(package-install-upgrade-built-in t))
> (use-package org
>   :ensure t :pin gnu) ;; to upgrade from elpa
>   :init (message "org-version: %s" org-version))
> (use-package eglot
>  :ensure t :: just to configure and initialise the built-in package
>  :init (message "init eglot"))
> 
> Is that what you mean?

Yes.