[AutoPR track2_azure-mgmt-network] Remove all premium firewall policy properties (private)#1551

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openapi-sdkautomation[bot] wants to merge 2 commits intosdkAutomation/track2_azure-mgmt-networkfrom sdkAutomation/track2_azure-mgmt-network@10069

+45,646-60,085

Commits on Jul 26, 2020

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