ssl_tls: remove unnecessary guard

Signed-off-by: Yanray Wang <yanray.wang@arm.com>
diff --git a/library/ssl_tls.c b/library/ssl_tls.c
index 348894b..4364c1f 100644
--- a/library/ssl_tls.c
+++ b/library/ssl_tls.c
@@ -2623,8 +2623,7 @@
 
 #if defined(MBEDTLS_SSL_CLI_C)
     if (session->endpoint == MBEDTLS_SSL_IS_CLIENT) {
-#if defined(MBEDTLS_SSL_SERVER_NAME_INDICATION) && \
-        defined(MBEDTLS_SSL_SESSION_TICKETS)
+#if defined(MBEDTLS_SSL_SERVER_NAME_INDICATION)
         size_t hostname_len;
         /* load host name */
         if (end - p < 2) {
@@ -2644,8 +2643,7 @@
             memcpy(session->hostname, p, hostname_len);
             p += hostname_len;
         }
-#endif /* MBEDTLS_SSL_SERVER_NAME_INDICATION &&
-          MBEDTLS_SSL_SESSION_TICKETS */
+#endif /* MBEDTLS_SSL_SERVER_NAME_INDICATION */
 
 #if defined(MBEDTLS_HAVE_TIME)
         if (end - p < 8) {