Update Set-TransportConfig.md

[MithunRathinam]

Updated public doc on -PreventDuplicateJournalingEnabled

[MithunRathinam]

@chrisda to merge PR

[learn-build-service-prod]

Learn Build status updates of commit ca026e3:

⚠️ Validation status: warnings

File	Status	Preview URL	Details
exchange/docs-conceptual/index.yml	⚠️Warning	View (exchange-ps)	Details
exchange/exchange-ps/exchange/Set-TransportConfig.md	✅Succeeded	View (exchange-ps)

exchange/docs-conceptual/index.yml

• Line 11, Column 18: [Warning: ms-service-subservice-invalid - See documentation] Invalid value for 'ms.subservice': 'subservice' is not valid with 'ms.service' value 'exchange-online'.

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]

Learn Build status updates of commit ad1d54e:

⚠️ Validation status: warnings

File	Status	Preview URL	Details
exchange/docs-conceptual/index.yml	⚠️Warning	View (exchange-ps)	Details
exchange/exchange-ps/exchange/Set-TransportConfig.md	✅Succeeded	View (exchange-ps)

exchange/docs-conceptual/index.yml

• Line 11, Column 18: [Warning: ms-service-subservice-invalid - See documentation] Invalid value for 'ms.subservice': 'subservice' is not valid with 'ms.service' value 'exchange-online'.

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