Refactor extension list print

Signed-off-by: Jerry Yu <jerry.h.yu@arm.com>
diff --git a/library/ssl_client.c b/library/ssl_client.c
index ebf0fa7..b226caf 100644
--- a/library/ssl_client.c
+++ b/library/ssl_client.c
@@ -675,7 +675,8 @@
     }
 
 #if defined(MBEDTLS_SSL_PROTO_TLS1_3)
-    MBEDTLS_SSL_PRINT_SENT_EXTS( 3, MBEDTLS_SSL_HS_CLIENT_HELLO );
+    MBEDTLS_SSL_PRINT_EXTS(
+        3, MBEDTLS_SSL_HS_CLIENT_HELLO, ssl->handshake->sent_extensions );
 #endif
 
     *out_len = p - buf;