Update azure-rbac.md

[Elektronenvolt]

Follow up to PR #122203. End of the tabbed sections should be already before updating the secret on the cluster.

[prmerger-automator]

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

[learn-build-service-prod]

Learn Build status updates of commit fe10d95:

✅ Validation status: passed

File	Status	Preview URL	Details
articles/azure-arc/kubernetes/azure-rbac.md	✅Succeeded

For more details, please refer to the build report.

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[JnHs]

Thanks for catching this @Elektronenvolt !

#sign-off

[Court72]

Due to the upcoming Build conference, all merging and publishing is on hold until the morning of 5/21.

This PR is ready for merge on 5/21.

#label: "event-triaged-to-10AM"
#label: "missed-content-complete"