Add Node.js and JavaScript configurations for LocalSearch

[ghost]

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[AutorestCI]

Automation for azure-sdk-for-python

Nothing to generate for azure-sdk-for-python

[AutorestCI]

Automation for azure-sdk-for-js

A PR has been created for you:
Azure/azure-sdk-for-js#801

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Automation for azure-sdk-for-ruby

Nothing to generate for azure-sdk-for-ruby

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Automation for azure-sdk-for-java

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Automation for azure-sdk-for-node

A PR has been created for you:
Azure/azure-sdk-for-node#4422

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Automation for azure-sdk-for-go

A PR has been created for you:
Azure/azure-sdk-for-go#3668

[azuresdkci]

Can one of the admins verify this patch?