[Bug] """ quotes on F# results in wacky syntax higlighting results

sine line

Util.Cmd """@powershell -NoProfile -ExecutionPolicy Bypass -Command "iex ((New-Object System.Net.WebClient).DownloadString('https://chocolatey.org/install.ps1'))" && SET "PATH=%PATH%;%ALLUSERSPROFILE%\chocolatey\bin" """

shows up with the first " being treated as end of string by the syntax highlighter.