[clang] [HLSL] Add implicit resource element type concepts to AST (PR #112600)

[Joshua Batista via cfe-commits]

bob80905 wrote:

> Since your PR that adds `__builtin_hlsl_is_typed_resource_element_compatible` is merged do you want to incorporate here?

I'd prefer not to, because this PR is already pretty big and I have a separate task that is singularly dedicated to finalizing the constraint expression, which will include incorporating the new builtin.

https://github.com/llvm/llvm-project/pull/112600