Update StyleGuidelines.md

[haarabi]

Pull Request (PR) description

This Pull Request (PR) fixes the following issues

Task list

• [x] This PR changes documentation
• [ ] This PR changes DscResource.Template
  • [ ] Updated documentation as necessary in the TEMPLATE_README.md.
  • [ ] An descriptive entry has been added to the change log in the TEMPLATE_README.md.
• [ ] This PR changes Tests.Template
  • [ ] The template version number has been increased appropriately.
  • [ ] An descriptive entry has been added to the CHANGELOG.md under the Tests.Template folder.

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This change is 

[stale[bot]]

Labeling this pull request (PR) as abandoned since it has gone 14 days or more since the last update. An abandoned PR can be continued by another contributor. The abandoned label will be removed if work on this PR is taken up again.

[PlagueHO]

@kwirkykat - any chance you could merge this one if you get a moment?