[ruby/openssl] pkey: remove unused ossl_generate_cb_2() helper function
The previous series of commits re-implemented key generation with the low level API with the EVP API. The BN_GENCB-based callback function is no longer used.
https://github.com/ruby/openssl/commit/81027b7463
[ruby/openssl] pkey: remove unused ossl_generate_cb_2() helper function
The previous series of commits re-implemented key generation with the
low level API with the EVP API. The BN_GENCB-based callback function is
no longer used.
https://github.com/ruby/openssl/commit/81027b7463