[clang] Set DW_AT_language field to DW_LANG_HIP when AMD clang is used (PR #181738)

[Michael Buch via cfe-commits]

Michael137 wrote:

Is there someone from AMD that can confirm that this is a compatible change with their tooling. I assume tooling (like LLDB) benefitted from the fact that we pretended HIP is C++ (like we do for rust e.g.,). Would this break those use-cases?

https://github.com/llvm/llvm-project/pull/181738