Update based on comments

Signed-off-by: Xiaofei Bai <xiaofei.bai@arm.com>
diff --git a/tests/suites/test_suite_ssl.function b/tests/suites/test_suite_ssl.function
index 9e93b38..c1bc17c 100644
--- a/tests/suites/test_suite_ssl.function
+++ b/tests/suites/test_suite_ssl.function
@@ -17,7 +17,7 @@
 enum
 {
 #define MBEDTLS_SSL_TLS1_3_LABEL( name, string )   \
-     tls1_3_label_ ## name,
+     tls13_label_ ## name,
 MBEDTLS_SSL_TLS1_3_LABEL_LIST
 #undef MBEDTLS_SSL_TLS1_3_LABEL
 };
@@ -3681,9 +3681,9 @@
 
     unsigned char const *lbl = NULL;
     size_t lbl_len;
-#define MBEDTLS_SSL_TLS1_3_LABEL( name, string )                        \
-    if( label_idx == (int) tls1_3_label_ ## name )                      \
-    {                                                                   \
+#define MBEDTLS_SSL_TLS1_3_LABEL( name, string )                       \
+    if( label_idx == (int) tls13_label_ ## name )                      \
+    {                                                                  \
         lbl = mbedtls_ssl_tls13_labels.name;                           \
         lbl_len = sizeof( mbedtls_ssl_tls13_labels.name );             \
     }
@@ -3767,9 +3767,9 @@
 
     unsigned char const *lbl = NULL;
     size_t lbl_len;
-#define MBEDTLS_SSL_TLS1_3_LABEL( name, string )                        \
-    if( label_idx == (int) tls1_3_label_ ## name )                      \
-    {                                                                   \
+#define MBEDTLS_SSL_TLS1_3_LABEL( name, string )                       \
+    if( label_idx == (int) tls13_label_ ## name )                      \
+    {                                                                  \
         lbl = mbedtls_ssl_tls13_labels.name;                           \
         lbl_len = sizeof( mbedtls_ssl_tls13_labels.name );             \
     }