[clang] [llvm] Reland "[HIPSPV] Add in-tree SPIR-V backend support for chipStar" (PR #213052)

[via cfe-commits]

llvmbot wrote:

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Failed to cherry-pick: 7ef0ca2b13f9ee1061f2e3ec5a622f4ad74fe4b7

https://github.com/llvm/llvm-project/actions/runs/31112381662

Please manually backport the fix and push it to your github fork.  Once this is done, please create a [pull request](https://github.com/llvm/llvm-project/compare)

https://github.com/llvm/llvm-project/pull/213052