Don't use deprecated std::allocator<T>::allocate() overload in base::StackContainer

`allocate()` with a hint is deprecated in C++17 and removed in C++20.
Note that while `allocate(size_t)` isn't provided prior to C++17,
`allocate(size_t, void* = nullptr)` is and will behave equivalently.

Patch from
https://chromium-review.googlesource.com/c/chromium/src/+/2131045.

BUG=b:162949739
TEST=CQ passes

Change-Id: I250ed52c4fbbb2b7963ba33b15c525b9adcab54a
Reviewed-on: https://chromium-review.googlesource.com/c/aosp/platform/external/libchrome/+/2341791
Tested-by: Tom Hughes <tomhughes@chromium.org>
Auto-Submit: Tom Hughes <tomhughes@chromium.org>
Commit-Queue: Tom Hughes <tomhughes@chromium.org>
Reviewed-by: Hidehiko Abe <hidehiko@chromium.org>