win: support VS 2017 Desktop Express #1902
                
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Checklist
npm install && npm testpassesDescription of change
Visual Studio Express does not install the
Microsoft.VisualStudio.Component.VC.Tools.x86.x64we use to know the Toolset is installed. Since VS Express is not customizable, we can just check for it and keep the current behavior for other editions.Fixes: #1881