improve document

Signed-off-by: Jerry Yu <jerry.h.yu@arm.com>
diff --git a/include/mbedtls/ssl.h b/include/mbedtls/ssl.h
index 8e187dd..07a74a4 100644
--- a/include/mbedtls/ssl.h
+++ b/include/mbedtls/ssl.h
@@ -2043,8 +2043,8 @@
  * \warning This interface is experimental and may change without notice.
  *
  * \warning This interface DOES NOT influence/limit the amount of early data
- *          that can be received with tickets that were previously created and
- *          emitted and that clients may have stored.
+ *          that can be received through previously created and issued tickets,
+ *          which clients may have stored.
  *
  */
 void mbedtls_ssl_tls13_conf_max_early_data_size(