Update docfx.json for new feeback mechanism

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

Learn Build status updates of commit 42a3cc3:

:x: Validation status: errors

Please follow instructions here which may help to resolve issue.

File	Status	Preview URL	Details
[]()	:x:Error		Details

• Line 0, Column 0: [Error: config-not-found] Can't find docfx config file in 'C:/LocalRun/W/ge1z-s'.

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 42a3cc3:

:x: Validation status: errors

Please follow instructions here which may help to resolve issue.

File	Status	Preview URL	Details
[]()	:x:Error		Details

• Line 0, Column 0: [Error: config-not-found] Can't find docfx config file in 'C:/LocalRun/W/3zpf-s'.

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

[Court72]

@paulinbar - We can't merge this PR because of the validation error. Note that you should also make this change in the private repo, powerbi-docs-pr.

Thanks!