[clang] [llvm] [HLSL] Add support for dynamic resources (PR #221103)

[Justin Bogner via cfe-commits]

https://github.com/bogner commented:

Should we also update `clang/docs/HLSL/ResourceTypes.md` or some similar documentation to describe the new `__hlsl_*` names?

https://github.com/llvm/llvm-project/pull/221103