[libcxx-commits] [libcxx] [libcxx] Document std::deque default behavior change (PR #206626)

[Nikolas Klauser via libcxx-commits]

https://github.com/philnik777 commented:

We usually don't release note changes only affecting the unstable ABI, since it's a change only relevant to vendors and we expect them to pay some attention to what happens. Did you get a request for this somewhere?

https://github.com/llvm/llvm-project/pull/206626