Update AKV signing docs to reflect latest update

[japarson]

This feature has been updated recently and we need to also update the docs to reflect these changes.

[learn-build-service-prod[bot]]

Learn Build status updates of commit 9f9ba89:

:warning: Validation status: warnings

File	Status	Preview URL	Details
msix-src/desktop/sign-with-akv-cert.md	:warning:Warning		Details

msix-src/desktop/sign-with-akv-cert.md

• Line 86, Column 86: [Warning: hard-coded-locale - See documentation] Link 'https://learn.microsoft.com/en-us/dotnet/api/azure.identity.defaultazurecredential' contains locale code 'en-us'. For localizability, remove 'en-us' from links to most Microsoft sites.
• Line 86, Column 86: [Suggestion: docs-link-absolute - See documentation] Absolute link 'https://learn.microsoft.com/en-us/dotnet/api/azure.identity.defaultazurecredential' will be broken in isolated environments. Replace with a relative link.

For more details, please refer to the build report.

Note: Your PR may contain errors or warnings or suggestions unrelated to the files you changed. This happens when external dependencies like GitHub alias, Microsoft alias, cross repo links are updated. Please use these instructions to resolve them.

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[learn-build-service-prod[bot]]

Learn Build status updates of commit 3f214bb:

:bulb: Validation status: suggestions

File	Status	Preview URL	Details
msix-src/desktop/sign-with-akv-cert.md	:bulb:Suggestion		Details

msix-src/desktop/sign-with-akv-cert.md

• Line 86, Column 86: [Suggestion: docs-link-absolute - See documentation] Absolute link 'https://learn.microsoft.com/dotnet/api/azure.identity.defaultazurecredential' will be broken in isolated environments. Replace with a relative link.

For more details, please refer to the build report.

Note: Your PR may contain errors or warnings or suggestions unrelated to the files you changed. This happens when external dependencies like GitHub alias, Microsoft alias, cross repo links are updated. Please use these instructions to resolve them.

For any questions, please:

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

[learn-build-service-prod[bot]]

Learn Build status updates of commit 11319fb:

:bulb: Validation status: suggestions

File	Status	Preview URL	Details
msix-src/desktop/sign-with-akv-cert.md	:bulb:Suggestion		Details

msix-src/desktop/sign-with-akv-cert.md

• Line 86, Column 86: [Suggestion: docs-link-absolute - See documentation] Absolute link 'https://learn.microsoft.com/dotnet/api/azure.identity.defaultazurecredential?view=azure-dotnet' will be broken in isolated environments. Replace with a relative link.
• Line 86, Column 86: [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: https://learn.microsoft.com/dotnet/api/azure.identity.defaultazurecredential?view=azure-dotnet

For more details, please refer to the build report.

Note: Your PR may contain errors or warnings or suggestions unrelated to the files you changed. This happens when external dependencies like GitHub alias, Microsoft alias, cross repo links are updated. Please use these instructions to resolve them.

For any questions, please:

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

[learn-build-service-prod[bot]]

Learn Build status updates of commit 3f214bb:

:bulb: Validation status: suggestions

File	Status	Preview URL	Details
msix-src/desktop/sign-with-akv-cert.md	:bulb:Suggestion		Details

msix-src/desktop/sign-with-akv-cert.md

• Line 86, Column 86: [Suggestion: docs-link-absolute - See documentation] Absolute link 'https://learn.microsoft.com/dotnet/api/azure.identity.defaultazurecredential' will be broken in isolated environments. Replace with a relative link.

For more details, please refer to the build report.

Note: Your PR may contain errors or warnings or suggestions unrelated to the files you changed. This happens when external dependencies like GitHub alias, Microsoft alias, cross repo links are updated. Please use these instructions to resolve them.

For any questions, please:

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