gamenetworkingsockets

Based on https://github.com/microsoft/vcpkg/pull/19310 and https://github.com/nielsAD/gns/ as a wrapper. Only tested for windows.

Building

``` .\vendor\vcpkg\bootstrap-vcpkg.bat .\vendor\vcpkg\vcpkg.exe --triplet x64-windows-static-md --overlay-ports=./vendor/vcpkg_ports install gamenetworkingsockets

cargo build ```