src: remove SSL_CTX_get_tlsext_ticket_keys guards

OPENSSL_NO_TLSEXT was removed from OpenSSL a long time ago and both
OpenSSL and BoringSSL always unconditionally define
SSL_CTX_get_tlsext_ticket_keys now.
PR-URL: #47068
Reviewed-By: Filip Skokan <panva.ip@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>

Author: tniessen

src/crypto/crypto_context.cc

@@ -1123,8 +1123,6 @@ void SecureContext::SetClientCertEngine(
 #endif// !OPENSSL_NO_ENGINE
 
 voidSecureContext::GetTicketKeys(const FunctionCallbackInfo<Value>& args) {
-#if !defined(OPENSSL_NO_TLSEXT) && defined(SSL_CTX_get_tlsext_ticket_keys)
-
  SecureContext* wrap;
 ASSIGN_OR_RETURN_UNWRAP(&wrap, args.Holder());
 
@@ -1137,11 +1135,9 @@ void SecureContext::GetTicketKeys(const FunctionCallbackInfo<Value>& args) {
 memcpy(Buffer::Data(buff) + 32, wrap->ticket_key_aes_, 16);
 
  args.GetReturnValue().Set(buff);
-#endif// !def(OPENSSL_NO_TLSEXT) && def(SSL_CTX_get_tlsext_ticket_keys)
 }
 
 voidSecureContext::SetTicketKeys(const FunctionCallbackInfo<Value>& args) {
-#if !defined(OPENSSL_NO_TLSEXT) && defined(SSL_CTX_get_tlsext_ticket_keys)
  SecureContext* wrap;
 ASSIGN_OR_RETURN_UNWRAP(&wrap, args.Holder());
 
@@ -1156,7 +1152,6 @@ void SecureContext::SetTicketKeys(const FunctionCallbackInfo<Value>& args) {
 memcpy(wrap->ticket_key_aes_, buf.data() + 32, 16);
 
  args.GetReturnValue().Set(true);
-#endif// !def(OPENSSL_NO_TLSEXT) && def(SSL_CTX_get_tlsext_ticket_keys)
 }
 
 // Currently, EnableTicketKeyCallback and TicketKeyCallback are only present for