Fix various typos

[warrickball]

This PR fixes a few typos, most of which are spelling mistakes detected by a run with the typos tool.

I also noticed that GitHub Copilot had become Google Copilot but the link was indeed to GitHub Copilot.

[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
• 🖼️ correct figures
• ❓ new warnings
• ‼️ new errors

Rendered Changes

🔍 Inspect the changes: https://github.com/carpentries-incubator/better-research-software/compare/md-outputs..md-outputs-PR-285

The following changes were observed in the rendered markdown documents:

 02-better-start-version-control.md      | 10 +++++-----
 08-open-collaboration.md                |  2 +-
 ethical-environmental-considerations.md |  6 +++---
 links.md                                |  2 +-
 md5sum.txt                              |  8 ++++----
 5 files changed, 14 insertions(+), 14 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.

This output provides a way for you to inspect the output in a diff-friendly manner so that it's easy to see the changes that occur due to new software versions or randomisation.

⏱️ Updated at 2025-09-04 15:06:44 +0000

[anenadic]

Thank you @warrickball - great stuff