[clang] [llvm] [HLSL][RootSignature] Add parsing of DescriptorRangeFlags (PR #136775)

[Finn Plummer via cfe-commits]

================
@@ -91,11 +92,19 @@ class RootSignatureParser {
 
   /// Parsing methods of various enums
   std::optional<llvm::hlsl::rootsig::ShaderVisibility> parseShaderVisibility();
+  std::optional<llvm::hlsl::rootsig::DescriptorRangeFlags>
+  parseDescriptorRangeFlags();
----------------
inbelic wrote:

Yep, adding spaces will make clang-format complain.

https://github.com/llvm/llvm-project/pull/136775