Change ecdsa sig_algs order for tls1.3

Signed-off-by: Jerry Yu <jerry.h.yu@arm.com>
diff --git a/library/ssl_tls.c b/library/ssl_tls.c
index b6c1ff3..5e8b60b 100644
--- a/library/ssl_tls.c
+++ b/library/ssl_tls.c
@@ -6503,11 +6503,11 @@
  */
 static uint16_t ssl_preset_default_sig_algs[] = {
 
-#if defined(MBEDTLS_ECDSA_C) && defined(MBEDTLS_SHA512_C) && \
-    defined(MBEDTLS_ECP_DP_SECP521R1_ENABLED)
-    MBEDTLS_TLS1_3_SIG_ECDSA_SECP521R1_SHA512,
-#endif /* MBEDTLS_ECDSA_C && MBEDTLS_SHA384_C &&
-          MBEDTLS_ECP_DP_SECP521R1_ENABLED */
+#if defined(MBEDTLS_ECDSA_C) &&  defined(MBEDTLS_SHA256_C) && \
+    defined(MBEDTLS_ECP_DP_SECP256R1_ENABLED)
+    MBEDTLS_TLS1_3_SIG_ECDSA_SECP256R1_SHA256,
+#endif /* MBEDTLS_ECDSA_C && MBEDTLS_SHA256_C &&
+          MBEDTLS_ECP_DP_SECP256R1_ENABLED */
 
 #if defined(MBEDTLS_ECDSA_C) && defined(MBEDTLS_SHA384_C) && \
     defined(MBEDTLS_ECP_DP_SECP384R1_ENABLED)
@@ -6515,11 +6515,11 @@
 #endif /* MBEDTLS_ECDSA_C && MBEDTLS_SHA384_C &&
           MBEDTLS_ECP_DP_SECP384R1_ENABLED */
 
-#if defined(MBEDTLS_ECDSA_C) &&  defined(MBEDTLS_SHA256_C) && \
-    defined(MBEDTLS_ECP_DP_SECP256R1_ENABLED)
-    MBEDTLS_TLS1_3_SIG_ECDSA_SECP256R1_SHA256,
-#endif /* MBEDTLS_ECDSA_C && MBEDTLS_SHA256_C &&
-          MBEDTLS_ECP_DP_SECP256R1_ENABLED */
+#if defined(MBEDTLS_ECDSA_C) && defined(MBEDTLS_SHA512_C) && \
+    defined(MBEDTLS_ECP_DP_SECP521R1_ENABLED)
+    MBEDTLS_TLS1_3_SIG_ECDSA_SECP521R1_SHA512,
+#endif /* MBEDTLS_ECDSA_C && MBEDTLS_SHA384_C &&
+          MBEDTLS_ECP_DP_SECP521R1_ENABLED */
 
 #if defined(MBEDTLS_X509_RSASSA_PSS_SUPPORT) && defined(MBEDTLS_SHA256_C)
     MBEDTLS_TLS1_3_SIG_RSA_PSS_RSAE_SHA256,
@@ -6550,7 +6550,6 @@
 /* NOTICE: see above */
 static uint16_t ssl_preset_suiteb_sig_algs[] = {
 
-
 #if defined(MBEDTLS_ECDSA_C) &&  defined(MBEDTLS_SHA256_C) && \
     defined(MBEDTLS_ECP_DP_SECP256R1_ENABLED)
     MBEDTLS_TLS1_3_SIG_ECDSA_SECP256R1_SHA256,