[HLSL][CMake] Add clangd and distribution settings (llvm#92011)

This just adds some simple distribution settings and includes clangd in
the build for distribution.

Author: llvm-beanz

clang/cmake/caches/HLSL.cmake

@@ -8,6 +8,12 @@ set(LLVM_EXPERIMENTAL_TARGETS_TO_BUILD "DirectX;SPIRV" CACHE STRING "")
 
 # HLSL support is currently limted to clang, eventually it will expand to
 # clang-tools-extra too.
-set(LLVM_ENABLE_PROJECTS "clang" CACHE STRING "")
+set(LLVM_ENABLE_PROJECTS "clang;clang-tools-extra" CACHE STRING "")
 
 set(CLANG_ENABLE_HLSL On CACHE BOOL "")
+
+if (NOT CMAKE_CONFIGURATION_TYPES)
+  set(LLVM_DISTRIBUTION_COMPONENTS
+      "clang;hlsl-resource-headers;clangd"
+      CACHE STRING "")
+endif()