tls13: generic: Fix log

Signed-off-by: Ronald Cron <ronald.cron@arm.com>
diff --git a/tests/suites/test_suite_ssl.function b/tests/suites/test_suite_ssl.function
index 5f6029e..aca8276 100644
--- a/tests/suites/test_suite_ssl.function
+++ b/tests/suites/test_suite_ssl.function
@@ -4673,7 +4673,7 @@
     TEST_EQUAL(ret, early_data_len);
 
     ret = mbedtls_snprintf(pattern, sizeof(pattern),
-                           "EarlyData: Too many early data received");
+                           "EarlyData: Too much early data received");
     TEST_ASSERT(ret < (int) sizeof(pattern));
 
     ret = mbedtls_ssl_handshake(&(server_ep.ssl));