[SYCL] Remove some `OSUtil::*` funcs from ABI#20694

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againull wants to merge 3 commits intointel:syclfrom

againull:abi/osutil

Commits on Nov 19, 2025

[SYCL] Remove some OSUtil::* funcs from ABI
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Commits on Nov 21, 2025

Fix test
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restore
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