build(deps): bump cpufeatures from 0.2.14 to 0.2.15

Bumps [cpufeatures](https://github.com/RustCrypto/utils) from 0.2.14 to 0.2.15.
- [Commits](RustCrypto/utils@cpufeatures-v0.2.14...cpufeatures-v0.2.15)

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

Signed-off-by: dependabot[bot] <[email protected]>

Cargo.lock

@@ -326,9 +326,9 @@ checksum = "773648b94d0e5d620f64f280777445740e61fe701025087ec8b57f45c791888b"
 
 [[package]]
 name = "cpufeatures"
-version = "0.2.14"
+version = "0.2.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "608697df725056feaccfa42cffdaeeec3fccc4ffc38358ecd19b243e716a78e0"
+checksum = "0ca741a962e1b0bff6d724a1a0958b686406e853bb14061f218562e1896f95e6"
 dependencies = [
  "libc",
 ]