Suggestion to improve documentation for Variables in data/variables/README.md

[joe10832]

Code of Conduct

• I have read and agree to the GitHub Docs project's Code of Conduct

What article on docs.github.com is affected?

https://github.com/github/docs/blob/7f225440b4209754fa04599cb6899e3b33f2c80a/data/variables/README.md

What part(s) of the article would you like to see updated?

Please provide more detail on what part(s) of the article you would like to see updated or improved, such as clarification, additional examples, or error corrections.

Additional information

@joe10832

[joe10832]

#40776

[joe10832]

@joe10832 @docs-bot