These algorithms depend on `new_uninit`, which was only made stable with
Rust 1.82. To allow consumers to catch up, this change gates
ML-{KEM,DSA} support in `bssl-crypto` behind a (non-default) feature.
(cherry picked from commit d3f61eeacb)
Change-Id: I6c6aad4df50bd17bfedb80bfb1a34cc6e43097e7
Reviewed-on: https://boringssl-review.googlesource.com/c/boringssl/+/75048
Commit-Queue: David Benjamin <davidben@google.com>
Auto-Submit: Adam Langley <agl@google.com>
Reviewed-by: David Benjamin <davidben@google.com>
Commit-Queue: Adam Langley <agl@google.com>