Update manage-creation-of-groups.md

[b00walk]

Updated Powershell script to retrieve all groups, otherwise it returns a blank groupid if there are too many groups

[learn-build-service-prod]

Learn Build status updates of commit dacaf89:

✅ Validation status: passed

File	Status	Preview URL	Details
microsoft-365/solutions/manage-creation-of-groups.md	✅Succeeded

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[learn-build-service-prod]

Learn Build status updates of commit 074544d:

✅ Validation status: passed

File	Status	Preview URL	Details
microsoft-365/solutions/manage-creation-of-groups.md	✅Succeeded

For more details, please refer to the build report.

For any questions, please:

• Try searching the learn.microsoft.com contributor guides
• Post your question in the Learn support channel