[Storage] `az storage account network-security-perimeter`: New command group to support network security perimeter associations management

[evelyn-ys]

Related command

az storage account network-security-perimeter list/show/reconcile

Description

Private preview support for https://github.com/Azure/azure-rest-api-specs/pull/21557

Testing Guide

• Create a NSP using portal (preview)
• Associate a storage account (locates in eastus2euap) with NSP
• Try az storage account network-security-perimeter list/show/reconcile

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[yonzhan]

Storage