Re-generate SDKs/Resource with new Policy APIs

[pilor]

Description

Re-generates SDKs/Resource off of the latest swagger spec. The only changes compared to the previous version is the introduction of new parameters in existing policy resource types and the introduction of policySetDefinitions.

Swagger PR: Azure/azure-rest-api-specs#1691

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• I have read the contribution guidelines.
• The pull request does not introduce breaking changes.

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• Title of the pull request is clear and informative.
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Testing Guidelines

• Pull request includes test coverage for the included changes.

SDK Generation Guidelines

• If an SDK is being regenerated based on a new swagger spec, a link to the pull request containing these swagger spec changes has been included above.
• The generate.cmd file for the SDK has been updated with the version of AutoRest, as well as the commitid of your swagger spec or link to the swagger spec, used to generate the code.
• The *.csproj and AssemblyInfo.cs files have been updated with the new version of the SDK.

[shahabhijeet]

@pilor missing TargetFramework property

[shahabhijeet]

@pilor please reopen this PR once you have addressed the feedback. Leaving PR open without addressing feedback causes us to get our SLA data our of sync.
You can always reopen PR once you are ready to merge or address it.