[libcxx-commits] [libcxx] Suppress a redundant hardening check in basic_string_view::substr (PR #91804)

[Mark de Wever via libcxx-commits]

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

I'm still not too thrilled about this patch, but not too unhappy to keep blocking it.
There is one review comment to address before landing.

https://github.com/llvm/llvm-project/pull/91804