Add note that apps must be registered in a directory to identity platform updates reference

[aricrowe57]

No description provided.

[prmerger-automator]

@aricrowe57 : Thanks for your contribution! The author(s) have been notified to review your proposed change.

[aricrowe57]

Note: update in progress, should be done by EOD today

[learn-build-service-prod]

Learn Build status updates of commit fada483:

✅ Validation status: passed

File	Status	Preview URL	Details
docs/identity-platform/reference-breaking-changes.md	✅Succeeded

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

[Jak-MS]

@rwike77

• Can you review this PR?
• IMPORTANT: When this content is ready to merge, you must add #sign-off in a comment or the approval may get overlooked.

#label:"aq-pr-triaged"
@MicrosoftDocs/public-repo-pr-review-team

[aricrowe57]

Update: I will instead have this content ready for review by ~EOD tomorrow (5/15), not today (5/14)

[rwike77]

@aricrowe57 Thanks for the update. Your text looks incomplete, though. Thanks.

This could be an existing organization that

Benefits

If you don't

[learn-build-service-prod]

Learn Build status updates of commit 86903c9:

✅ Validation status: passed

File	Status	Preview URL	Details
docs/identity-platform/reference-breaking-changes.md	✅Succeeded

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

[aricrowe57]

#sign-off

[prmerger-automator]

Invalid command: '#sign-off'. Only the assigned author of one or more file in this PR can sign off. @rwike77

[aricrowe57]

@rwike77 , sorry, the content is complete now. Would really appreciate if you're able to review and merge this. Thank you!

[rwike77]

@aricrowe57 Thanks, looks good. #sign-off