Windows Terminal support

[Force Charlie]

When wt supports more command line arguments, ClangbuilderUI will support Environment Console to be opened with Windows Terminal.

see: microsoft/terminal#607

[Force Charlie]

Wait Windows Terminal 0.9 Release

[Force Charlie]

Set UseWindowsTerminal = true to enable the use of Windows Terminal

{
  "EnterpriseWDK": "D:\\EWDK",
  "LLVMRoot": "D:\\LLVM",
  "LLVMArch": "x64",
  "PwshCoreEnabled": true,
  "UseWindowsTerminal": true,
  "Conhost": "F:\\Clangbuilder\\bin\\utils\\OpenConsole.exe",
  "SetWindowCompositionAttribute": false
}