[clang] [Clang][SYCL] Introduce clang-sycl-link-wrapper to link SYCL offloading device code (Part 1 of many) (PR #112245)

[Chris B via cfe-commits]

llvm-beanz wrote:

I'm also concerned that there are no tests for the new tool. There are tests for the clang driver changes, but none for the new tool. The new tool seems to be just a wrapper around llvm-link, which does make me think this should probably just be folded into llvm-link. Understanding the direction here would be helpful.

https://github.com/llvm/llvm-project/pull/112245