tls13: Align some debug messages with TLS 1.2 ones

Signed-off-by: Ronald Cron <ronald.cron@arm.com>
diff --git a/library/ssl_tls13_client.c b/library/ssl_tls13_client.c
index b498fd4..ead0db8 100644
--- a/library/ssl_tls13_client.c
+++ b/library/ssl_tls13_client.c
@@ -1532,9 +1532,12 @@
     if( ( ssl->in_msgtype == MBEDTLS_SSL_MSG_HANDSHAKE ) &&
         ( ssl->in_msg[0] == MBEDTLS_SSL_HS_CERTIFICATE_REQUEST ) )
     {
+        MBEDTLS_SSL_DEBUG_MSG( 3, ( "got a certificate request" ) );
         return( SSL_CERTIFICATE_REQUEST_EXPECT_REQUEST );
     }
 
+    MBEDTLS_SSL_DEBUG_MSG( 3, ( "got no certificate request" ) );
+
     return( SSL_CERTIFICATE_REQUEST_SKIP );
 }
 
@@ -1687,7 +1690,6 @@
     }
     else if( ret == SSL_CERTIFICATE_REQUEST_SKIP )
     {
-        MBEDTLS_SSL_DEBUG_MSG( 2, ( "<= skip tls13 parse certificate request" ) );
         ret = 0;
     }
     else
@@ -1697,9 +1699,6 @@
         goto cleanup;
     }
 
-    MBEDTLS_SSL_DEBUG_MSG( 3, ( "got %s certificate request",
-                                ssl->handshake->client_auth ? "a" : "no" ) );
-
     mbedtls_ssl_handshake_set_state( ssl, MBEDTLS_SSL_SERVER_CERTIFICATE );
 
 cleanup:
@@ -1803,7 +1802,10 @@
                                          MBEDTLS_SSL_CLIENT_CERTIFICATE_VERIFY );
    }
    else
+   {
+        MBEDTLS_SSL_DEBUG_MSG( 2, ( "skip write certificate verify" ) );
         mbedtls_ssl_handshake_set_state( ssl, MBEDTLS_SSL_CLIENT_FINISHED );
+   }
 
     return( 0 );
 }