add network package-2019-06 to Go SDK

[jhendrixMSFT]

Latest improvements:

MSFT employees can try out our new experience at OpenAPI Hub - one location for using our validation tools and finding your workflow.

Contribution checklist:

• I have reviewed the documentation for the workflow.
• Validation tools were run on swagger spec(s) and have all been fixed in this PR.
• The OpenAPI Hub was used for checking validation status and next steps.

ARM API Review Checklist

• Service team MUST add the "WaitForARMFeedback" label if the management plane API changes fall into one of the below categories.
• adding/removing APIs.
• adding/removing properties.
• adding/removing API-version.
• adding a new service in Azure.

Failure to comply may result in delays for manifest application. Note this does not apply to data plane APIs.

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  Please follow the link to find more details on API review process.

[openapi-sdkautomation]

SDK Automation [Logs] (Generated from 3b992f9, Iteration 1)

Python: Azure/azure-sdk-for-python [Logs]

• Package generation in progress.

Java: Azure/azure-sdk-for-java [Logs]

• Package generation in progress.

Go: Azure/azure-sdk-for-go [Logs]

• Package generation in progress.

JavaScript: Azure/azure-sdk-for-js

• Package generation pending.

Ruby: Azure/azure-sdk-for-ruby

• Package generation pending.

[AutorestCI]

Automation for azure-sdk-for-java

Nothing to generate for azure-sdk-for-java

[AutorestCI]

Automation for azure-sdk-for-python

Nothing to generate for azure-sdk-for-python

[AutorestCI]

Automation for azure-sdk-for-go

The initial PR has been merged into your service PR:
Azure/azure-sdk-for-go#5300

[jhendrixMSFT]

@AutorestCI regenerate azure-sdk-for-go

[azuresdkci]

Can one of the admins verify this patch?