Strange thing on emacs master exporting to LaTeX

[Pedro Andres Aranda Gutierrez <paaguti@gmail.com>]

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Calling with `emacs -Q` on the following MWE:

```
#+TITLE: Test
#+SUBTITLE: MWE for section* bug
#+LATEX_CLASS: article
# +LATEX_CLASS: scrreprt
#+LATEX_CLASS_OPTIONS: [english,a4paper,fontsize=11pt,oneside,headinclude]
# +OPTIONS: toc:nil H:4
# +LATEX_HEADER: \input{scrbook-extras}

* Introduction
  :PROPERTIES:
  :UNNMBERED: t
  :END:

A stupid introduction

** Prerequisites
```
Results in
```
% Created 2023-01-06 vie 12:41
% Intended LaTeX compiler: pdflatex
\documentclass[english,a4paper,fontsize=11pt,oneside,headinclude]{article}
\usepackage[utf8]{inputenc}
\usepackage[T1]{fontenc}
\usepackage{graphicx}
\usepackage{longtable}
\usepackage{wrapfig}
\usepackage{rotating}
\usepackage[normalem]{ulem}
\usepackage{amsmath}
\usepackage{amssymb}
\usepackage{capt-of}
\usepackage{hyperref}
\author{Pedro Andrés Aranda Gutiérrez}
\date{\today}
\title{Test\\\medskip
\large MWE for section* bug}
\hypersetup{
 pdfauthor={Pedro Andrés Aranda Gutiérrez},
 pdftitle={Test},
 pdfkeywords={},
 pdfsubject={},
 pdfcreator={Emacs 30.0.50 (Org mode 9.6)},
 pdflang={English}}
\begin{document}

\maketitle
\tableofcontents


\section{Introduction}
\label{sec:org3c8c3ba}
A stupid introduction

\subsection{Prerequisites}
\label{sec:org0ecaa5c}
\end{document}
```

I was expecting `\section*{Introduction}` or am I wrong?

Thanks, /PA
-- 
Fragen sind nicht da um beantwortet zu werden,
Fragen sind da um gestellt zu werden
Georg Kreisler

Headaches with a Juju log:
unit-basic-16: 09:17:36 WARNING juju.worker.uniter.operation we should run
a leader-deposed hook here, but we can't yet

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