Update Azure Compute Gallery configuration steps

[alexneyler]

Adds a new step under the "Reduce provisioning and startup times" to encourage further reduction of provisioning time

[prmerger-automator]

@alexneyler : Thanks for your contribution! The author(s) and reviewer(s) have been notified to review your proposed change.

[learn-build-service-prod]

Learn Build status updates of commit 0c428fd:

💡 Validation status: suggestions

File	Status	Preview URL	Details
articles/dev-box/how-to-configure-azure-compute-gallery.md	💡Suggestion		Details

articles/dev-box/how-to-configure-azure-compute-gallery.md

• Line 90, Column 33: [Suggestion: preserve-view-not-set - See documentation] You've pinned this link to a specific version of content with the view parameter. It's recommended not to pin a version unless that version is A) not the default view and B) the context is about that version specifically. To proceed with pinning a version add the &preserve-view=true to the URL. Otherwise, remove the view parameter. URL: /windows-hardware/manufacture/desktop/clean-up-the-winsxs-folder?view=windows-11

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[learn-build-service-prod]

Learn Build status updates of commit 7976728:

✅ Validation status: passed

File	Status	Preview URL	Details
articles/dev-box/how-to-configure-azure-compute-gallery.md	✅Succeeded

For more details, please refer to the build report.

[RoseHJM]

Looks great @alexneyler, thanks for making the change.

[ttorble]

@RoseHJM I'll merge this PR based on your approval. If this article requires further changes, please open a separate pull request.