Image added in column div is missing in Powerpoint presentation

Bug description

Hello,

I have a document (full example with image is uploaded) like

---
title: "Some title"
author: "Somebody"
format: pptx
---

## Slide 1

::::: columns

::: {.column width="100%"}

No image appears
![Caption](image){}

:::

:::::

## Slide 2

Image appears

![Caption](image){}

and after rendering the image in the column of slide 1 is missing, while it is there in the next slide.

ImageMissing.zip

Steps to reproduce

Extract the ZIP and render.

Expected behavior

No response

Actual behavior

No response

Your environment

Linux Ubuntu 24.04

Quarto check output

Quarto 1.5.45
[✓] Checking versions of quarto binary dependencies...
      Pandoc version 3.2.0: OK
      Dart Sass version 1.70.0: OK
      Deno version 1.41.0: OK
      Typst version 0.11.0: OK
[✓] Checking versions of quarto dependencies......OK
[✓] Checking Quarto installation......OK
      Version: 1.5.45
      Path: /opt/quarto/bin

[✓] Checking tools....................OK
      TinyTeX: (not installed)
      Chromium: (not installed)

[✓] Checking LaTeX....................OK
      Using: Installation From Path
      Path: /usr/local/texlive/2024/bin/x86_64-linux
      Version: 2024

[✓] Checking basic markdown render....OK

[✓] Checking Python 3 installation....OK
      Version: 3.12.3
      Path: /usr/bin/python3
      Jupyter: 5.3.2
      Kernels: python3

[✓] Checking Jupyter engine render....OK

[✓] Checking R installation...........OK
      Version: 4.3.3
      Path: /usr/lib/R
      LibPaths:
        - /home/id6945/R/x86_64-pc-linux-gnu-library/4.3
        - /usr/local/lib/R/site-library
        - /usr/lib/R/site-library
        - /usr/lib/R/library
      knitr: 1.47
      rmarkdown: 2.27

[✓] Checking Knitr engine render......OK

``

Extract ImageMissing.zip and render the provided Quarto document, comparing the image in the column on slide 1 with the standalone image on slide 2. Trace the presentation rendering path used by the shown Quarto 1.5.45 environment; done means the image appears in the column in the generated PowerPoint.