Update rule - Do you know how to share a file/folder in SharePoint.md

[Tanya-Leahy]

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

✏️I noticed a syntax error when the PR when through.

2. What was changed?

✏️Removed the ** from the bottom image caption.

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

✏️No, I just made the change myself.

[github-actions]

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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