CLEANUP: ssl: remove unrelevant comment in smp_fetch_ssl_x_keylog()

Remove a comment.
diff --git a/src/ssl_sample.c b/src/ssl_sample.c
index e53c088..f52ae89 100644
--- a/src/ssl_sample.c
+++ b/src/ssl_sample.c
@@ -1163,8 +1163,6 @@
 	smp->flags |= SMP_F_CONST;
 	smp->data.u.str.data = strlen(smp->data.u.str.area);
 	return 1;
-/*	log-format "CLIENT_RANDOM %[ssl_fc_client_random,hex] %[ssl_fc_session_key,hex]" */
-
 }
 #endif