[clang] [llvm] Reapply "[analyzer] Accept C library functions from the `std` namespace" (#84926) (PR #84963)

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https://github.com/NagyDonat commented:

Thanks for finding the root cause and fixing the commit!

The change LGTM, but I don't think that it is fair to give a formal approval on what's essentially my own commit.

https://github.com/llvm/llvm-project/pull/84963