Revert the additional change from openssl-3.1.0
Revert "[ruby/openssl] pkey/ec: constify"
This reverts commit d2cd903c85f38f42c6aefc6d97a1558f74d8d9db.
Revert the additional change from openssl-3.1.0
Revert "[ruby/openssl] pkey/ec: constify"
This reverts commit d2cd903c85f38f42c6aefc6d97a1558f74d8d9db.