XS✔ ◾ Update rule.md

[leahy268]

1. What triggered this change? (PBI link, Email Subject, conversation + reason, etc)

✏️

2. What was changed?

✏️

3. Did you do pair or mob programming (list names)?

✏️

[github-actions[bot]]

PR Metrics

✔ Thanks for keeping your pull request small. ✔ Thanks for adding tests.		Lines
Product Code	-
Test Code	-
Subtotal	-
Ignored Code	1
Total	1

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