bug#69120: Spurious "function is not known to be defined" if defined in `use-package` body

[Eli Zaretskii]

> From: Konstantin Kharlamov <Hi-Angel@yandex.ru>
> Cc: 69120@debbugs.gnu.org
> Date: Wed, 14 Feb 2024 18:28:15 +0300
> 
> > >     test.el:6:4: Warning: the function ‘hello’ is not known to be
> > > defined.
> > 
> > What do you get if you macro-expand your code?
> 
> Wrapping the above code to a `(macroexpand …)` gives a:
> 
>    "hello"
>    nil

You need to quote the form you pass to macroexpand, to get the
expansion, I think.