Remove reference to Microsoft.WebSockets
Remove reference to Microsoft.WebSockets

Signed-off-by: Matthew Horan <eddfe3ddf47abba1865e969c360708dff8ab1fba@pivotal.io>

cloudfoundry-incubator/garden-windows,cloudfoundry/garden-windows,stefanschneider/garden-windows,stefanschneider/garden-windows,cloudfoundry-incubator/garden-windows,stefanschneider/garden-windows,cloudfoundry/garden-windows,cloudfoundry/garden-windows,cloudfoundry-incubator/garden-windows