Adapt names: dh -> xxdh

Signed-off-by: Przemek Stekiel <przemyslaw.stekiel@mobica.com>
diff --git a/tests/suites/test_suite_ssl.function b/tests/suites/test_suite_ssl.function
index f8644f1..d3eecce 100644
--- a/tests/suites/test_suite_ssl.function
+++ b/tests/suites/test_suite_ssl.function
@@ -3386,7 +3386,7 @@
     if (bad_server_ecdhe_key) {
         /* Force a simulated bitflip in the server key. to make the
          * raw key agreement in ssl_write_client_key_exchange fail. */
-        (client.ssl).handshake->dh_psa_peerkey[0] ^= 0x02;
+        (client.ssl).handshake->xxdh_psa_peerkey[0] ^= 0x02;
     }
 
     TEST_EQUAL(mbedtls_test_move_handshake_to_state(