Merge pull request #69431 from compnerd/engine

build: extract the WiX engine during the CI job

Author: compnerd

utils/build-windows-toolchain.bat

@@ -1012,6 +1012,10 @@ move %PackageRoot%\online\Release\amd64\*.msi %BuildRoot%\artifacts\online\ || (
 :: Workaround for lack of control over Jenkins ...
 copy %BuildRoot%\artifacts\offline\installer.exe %BuildRoot%\artifacts\
 
+:: Detach the engine for CodeSigning simplicity
+md %BuildRoot%\artifacts\offline\extracted\
+"WiX-4.0.1\tools\net6.0\any\wix.exe" burn detach %BuildRoot%\artifacts\offline\installer.exe -engine %BuildRoot%\artifacts\installer-engine.exe -intermediateFolder %BuildRoot%\artifacts\offline\extracted\
+
 goto :eof
 endlocal