Azure-cli: OData sample for filter

[TsuyoshiUshio]

I spent some time for learning OData. How to use it on az command. I recommend to add sample for az ad sp list --filter.

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Document Details

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• ID: e99d25ff-03e2-e015-37f4-a29b59ec50d4
• Version Independent ID: 1a8e88ed-72c7-fbe7-b0ad-68f23b3946cd
• Content: az ad sp
• Content Source: src/azure-cli/azure/cli/command_modules/role/_help.py
• Service: active-directory
• GitHub Login: @rloutlaw
• Microsoft Alias: routlaw

[jiasli]

This is more of an AAD service question. Please check https://docs.microsoft.com/en-us/previous-versions/azure/ad/graph/howto/azure-ad-graph-api-supported-queries-filters-and-paging-options#filter for example on Windows cmd:

az ad sp list --filter "startswith(displayName,'sp')"