tls13: Apply same preference rules for ciphersuites as for TLS 1.2

Signed-off-by: Ronald Cron <ronald.cron@arm.com>
diff --git a/library/ssl_ciphersuites.c b/library/ssl_ciphersuites.c
index 33789c4..501608a 100644
--- a/library/ssl_ciphersuites.c
+++ b/library/ssl_ciphersuites.c
@@ -52,9 +52,9 @@
 #else
 #if defined(MBEDTLS_SSL_PROTO_TLS1_3)
     /* TLS 1.3 ciphersuites */
-    MBEDTLS_TLS1_3_AES_128_GCM_SHA256,
-    MBEDTLS_TLS1_3_AES_256_GCM_SHA384,
     MBEDTLS_TLS1_3_CHACHA20_POLY1305_SHA256,
+    MBEDTLS_TLS1_3_AES_256_GCM_SHA384,
+    MBEDTLS_TLS1_3_AES_128_GCM_SHA256,
     MBEDTLS_TLS1_3_AES_128_CCM_SHA256,
     MBEDTLS_TLS1_3_AES_128_CCM_8_SHA256,
 #endif /* MBEDTLS_SSL_PROTO_TLS1_3 */