tests: ssl: Add write early data unit test

Signed-off-by: Ronald Cron <ronald.cron@arm.com>
diff --git a/tests/suites/test_suite_ssl.data b/tests/suites/test_suite_ssl.data
index 69ccf26..0592a5f 100644
--- a/tests/suites/test_suite_ssl.data
+++ b/tests/suites/test_suite_ssl.data
@@ -3294,3 +3294,6 @@
 
 TLS 1.3 cli, early data status, hello retry request
 tls13_cli_early_data_status:TEST_EARLY_DATA_HRR
+
+TLS 1.3 write early data, early data accepted
+tls13_write_early_data:TEST_EARLY_DATA_ACCEPTED