change chunking image to work with dark mode

[karenword]

Addresses cited failure in #1715 (not closing because there may be other problems)

[github-actions]

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🤖 This automated message can help you check the rendered files in your submission for clarity. If you have any questions, please feel free to open an issue in {sandpaper}.

If you have files that automatically render output (e.g. R Markdown), then you should check for the following:

• 🎯 correct output
• 🖼️ correct figures
• ❓ new warnings
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Rendered Changes

🔍 Inspect the changes: https://github.com/carpentries/instructor-training/compare/md-outputs..md-outputs-PR-1716

The following changes were observed in the rendered markdown documents:

 05-memory.md            |   2 +-
 fig/chunking2.png (new) | Bin 0 -> 48838 bytes
 md5sum.txt              |   2 +-
 3 files changed, 2 insertions(+), 2 deletions(-)

What does this mean?

If you have source files that require output and figures to be generated (e.g. R Markdown), then it is important to make sure the generated figures and output are reproducible.

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⏱️ Updated at 2024-08-01 18:49:58 +0000