It has! It's on every iDevice out there.
Apple uses LibreSSL, not OpenSSL.
@Ytterbium ~ % uname -a
Darwin Ytterbium.local 22.1.0 Darwin Kernel Version 22.1.0: Sun Oct 9 20:15:52 PDT 2022; root:xnu-8792.41.9~2/RELEASE_ARM64_T8112 arm64
@Ytterbium ~ % openssl version
LibreSSL 3.3.6