[AutoPR track2_azure-mgmt-servicelinker] add nullable for most of the optional parameters#326

azure-sdk wants to merge 1 commit intomainazure-sdk/azure-sdk-for-python:mainfrom

sdkAuto/19017/track2_azure-mgmt-servicelinkerazure-sdk/azure-sdk-for-python:sdkAuto/19017/track2_azure-mgmt-servicelinkerCopy head branch name to clipboard