bug#60348: 30.0.50; Incorrect docstring face in lisp-mode

[Eli Zaretskii]

> From: Gabriel <gabriel376@hotmail.com>
> Date: Tue, 27 Dec 2022 00:42:37 -0300
> 
> Steps:
> 
> 1) emacs -Q (master branch)
> 
> 2) Open *scratch* buffer (or any buffer with a lisp major mode)
> 
> 3) Type:
> 
> (defun foo () "Hello, World!")
> 
> Expected result: The string "Hello, World!" is fontified with
> 'font-lock-string-face'.
> 
> Actual result: The string "Hello, World!" is fontified with
> 'font-lock-doc-face'.

I'm not sure I understand why you expected something other than
font-lock-doc-face.  E.g., the Lisp interpreter disagrees with you:

  (documentation 'foo)
    => "Hello, World!"

Am I missing something here?