fn emit_certificate_tls13(
flight: &mut HandshakeFlight<'_, true>,
cert_chain: &[CertificateDer<'static>],
ocsp_response: Option<&[u8]>,
)
fn emit_certificate_tls13(
flight: &mut HandshakeFlight<'_, true>,
cert_chain: &[CertificateDer<'static>],
ocsp_response: Option<&[u8]>,
)