added sort function and clarified text

[r0man-ist]

The text says that subject heading appear in alphabetical order, but no sort function had been used.

[github-actions]

Thank you!

Thank you for your pull request 😃

🤖 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
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• ❓ new warnings
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Rendered Changes

🔍 Inspect the changes: https://github.com/LibraryCarpentry/lc-open-refine/compare/md-outputs..md-outputs-PR-348

The following changes were observed in the rendered markdown documents:

 11-using-arrays-transformations.md | 6 +++---
 md5sum.txt                         | 2 +-
 2 files changed, 4 insertions(+), 4 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 2024-06-12 15:12:22 +0000

[ostephens]

Thank you @r0man-ist