fix format issue

Signed-off-by: Jerry Yu <jerry.h.yu@arm.com>
diff --git a/library/ssl_tls13_client.c b/library/ssl_tls13_client.c
index 5d9e50b..8ae8a56 100644
--- a/library/ssl_tls13_client.c
+++ b/library/ssl_tls13_client.c
@@ -681,7 +681,7 @@
     return( 0 );
 }
 
-static int ssl_tls13_finalize_client_hello( mbedtls_ssl_context* ssl )
+static int ssl_tls13_finalize_client_hello( mbedtls_ssl_context *ssl )
 {
     mbedtls_ssl_handshake_set_state( ssl, MBEDTLS_SSL_SERVER_HELLO );
     return( 0 );