Correct malformed metadata

[garycentric]

This PR fixes the fact that audience and ms.localizationpriority were smushed together and also sets ms.localizationpriority to one of its valid values (Low, Medium, or High).

[officedocspr2]

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[learn-build-service-prod]

Learn Build status updates of commit 179d223:

✅ Validation status: passed

File	Status	Preview URL	Details
docset/winserver2016-ps/appx/Get-NonRemovableAppsPolicy.md	✅Succeeded	View (WindowsServer2016-ps)
docset/winserver2016-ps/appx/Set-NonRemovableAppsPolicy.md	✅Succeeded	View (WindowsServer2016-ps)
docset/winserver2019-ps/appx/Get-NonRemovableAppsPolicy.md	✅Succeeded	View (WindowsServer2019-ps)
docset/winserver2019-ps/appx/Set-NonRemovableAppsPolicy.md	✅Succeeded	View (WindowsServer2019-ps)

For more details, please refer to the build report.

For any questions, please:

• Try searching the learn.microsoft.com contributor guides
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[learn-build-service-prod]

Learn Build status updates of commit 67fea85:

✅ Validation status: passed

File	Status	Preview URL	Details
docset/winserver2016-ps/appx/Get-NonRemovableAppsPolicy.md	✅Succeeded	View (WindowsServer2016-ps)
docset/winserver2016-ps/appx/Set-NonRemovableAppsPolicy.md	✅Succeeded	View (WindowsServer2016-ps)
docset/winserver2019-ps/appx/Get-NonRemovableAppsPolicy.md	✅Succeeded	View (WindowsServer2019-ps)
docset/winserver2019-ps/appx/Set-NonRemovableAppsPolicy.md	✅Succeeded	View (WindowsServer2019-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 67fea85:

✅ Validation status: passed

File	Status	Preview URL	Details
docset/winserver2016-ps/appx/Get-NonRemovableAppsPolicy.md	✅Succeeded	View (WindowsServer2016-ps)
docset/winserver2016-ps/appx/Set-NonRemovableAppsPolicy.md	✅Succeeded	View (WindowsServer2016-ps)
docset/winserver2019-ps/appx/Get-NonRemovableAppsPolicy.md	✅Succeeded	View (WindowsServer2019-ps)
docset/winserver2019-ps/appx/Set-NonRemovableAppsPolicy.md	✅Succeeded	View (WindowsServer2019-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