[clang] [llvm] workflows/release-binaries: Use Wix to create Windows installer (PR #200734)

[Tom Stellard via cfe-commits]

================
@@ -188,6 +188,8 @@ set common_cmake_flags=^
   -DLLVM_ENABLE_RPMALLOC=ON ^
   -DLLVM_ENABLE_PROJECTS="clang;clang-tools-extra;lld" ^
   -DLLVM_ENABLE_RUNTIMES="compiler-rt;openmp" ^
+  -DCPACK_GENERATOR="WIX" ^
+  -DCPACK_WIX_LIGHT_EXTRA_FLAGS="-sval" ^
----------------
tstellar wrote:

Do we need to add WIX equivalents for all the NSIS options?  Especially those icons are those LLVM specific?

https://github.com/llvm/llvm-project/pull/200734