Removed the one inconsistent with uses.
int fr_tls_session_alert(request_t *request, fr_tls_session_t *tls_session, uint8_t level, uint8_t description);
-unlang_action_t fr_tls_session_async_handshake(request_t *request, fr_tls_session_t *session);
-
fr_tls_session_t *fr_tls_session_init_client(TALLOC_CTX *ctx, fr_tls_conf_t *conf);
fr_tls_session_t *fr_tls_session_init_server(TALLOC_CTX *ctx, fr_tls_conf_t *conf, request_t *request, bool client_cert);