Remove azure-mgmt-quota

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

Learn Build status updates of commit 50f8e3f:

:white_check_mark: Validation status: passed

File	Status	Preview URL	Details
metadata/latest/azure-mgmt-quota.json	:white_check_mark:Succeeded	n/a (file deleted or renamed)

For more details, please refer to the build report.

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