Update Get-VivaModuleFeaturePolicy.md

[bowerke]

Updating Get-VivaModuleFeaturePolicy to support FeaturePolicyWithMembers added syntax block, examples, and additional information in description

[learn-build-service-prod]

Learn Build status updates of commit 9af308a:

✅ Validation status: passed

File	Status	Preview URL	Details
exchange/exchange-ps/exchange/Get-VivaModuleFeaturePolicy.md	✅Succeeded	View (exchange-ps)

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

[learn-build-service-prod]

Learn Build status updates of commit dab7215:

✅ Validation status: passed

File	Status	Preview URL	Details
exchange/exchange-ps/exchange/Get-VivaModuleFeaturePolicy.md	✅Succeeded	View (exchange-ps)

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