[clang] [llvm] [NFC][HIP][SPIRV] Rework `-spirv-preserve-auxdata` handling. (PR #227875)

[Alex Voicu via cfe-commits]

AlexVlx wrote:

> > Oddly enough it appears that I cannot merge (at least not via GitHub): <img alt="image" width="1640" height="392" src="https://private-user-images.githubusercontent.com/23191400/663968125-b5179f65-6f25-408b-b575-796a4ccc0fc9.png?jwt=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.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.Lqb9A_2vgF09awR5-ihkN0zEqm_Pp2W_29LY0B5x4is"> Is this a known issue perchance?
> 
> It happens all the time recently. I supposed - github server issue.

Appears to be [this](https://github.com/orgs/community/discussions/207915) or at least related to it.

https://github.com/llvm/llvm-project/pull/227875