[clang] Adding `asuint` implementation to hlsl (PR #107292)

[via cfe-commits]

joaosaffran wrote:

> ⚠️ C/C++ code formatter, clang-format found issues in your code. ⚠️
> 
> You can test this locally with the following command:
> View the diff from clang-format here.

This is formatting issue is caused because, clang's LLVM style assumes C++14, where the space isn't required, but HLSL is C++98 where the space is required. This issue will be addressed once we address all fixes for future HLSL releases.

https://github.com/llvm/llvm-project/pull/107292