ssl_ticket.c: Remove client code

ssl_ticket.c is a server module.

Signed-off-by: Ronald Cron <ronald.cron@arm.com>
diff --git a/library/ssl_ticket.c b/library/ssl_ticket.c
index cd730fb..d0bd495 100644
--- a/library/ssl_ticket.c
+++ b/library/ssl_ticket.c
@@ -504,11 +504,6 @@
             ticket_age = mbedtls_ms_time() - session->ticket_creation_time;
         }
 #endif
-#if defined(MBEDTLS_SSL_CLI_C)
-        if (session->endpoint == MBEDTLS_SSL_IS_CLIENT) {
-            ticket_age = mbedtls_ms_time() - session->ticket_reception_time;
-        }
-#endif
 
         mbedtls_ms_time_t ticket_lifetime =
             (mbedtls_ms_time_t) ctx->ticket_lifetime * 1000;