Bump cpufeatures from 0.2.15 to 0.2.16 in /src/_bcrypt (#919)

Bumps [cpufeatures](https://github.com/RustCrypto/utils) from 0.2.15 to 0.2.16.
- [Commits](RustCrypto/utils@cpufeatures-v0.2.15...cpufeatures-v0.2.16)

---
updated-dependencies:
- dependency-name: cpufeatures
  dependency-type: indirect
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]