[clang] [llvm] [clang][SPIRV] Set program address space for Intel-flavored SPIR-V (PR #135251)

[Joseph Huber via llvm-commits]

https://github.com/jhuber6 approved this pull request.

Seems fine, though I do wonder what's the point of SPIR-V being generic if we hard-code behavior for different 'flavors' anyway.

https://github.com/llvm/llvm-project/pull/135251