[clang] [HIPSPV] Preserve device debug info requested via -g (PR #210504)

[Henry Linjamäki via cfe-commits]

linehill wrote:

> when -g (and not -g0) is given, requests debug info in the NonSemantic.Shader.DebugInfo form from the translator (--spirv-debug-info-version=nonsemantic-shader-200) and enables the required SPV_KHR_non_semantic_info extension. 

I'm concerned about the `SPV_KHR_non_semantic_info` requirement will break chipStar's support on some OpenCL implementations. Like does rusticl support this extension?

https://github.com/llvm/llvm-project/pull/210504