Log an error if ssl_sync() fails, for W6RAY

Hopefully help debug why HTTPS isn't working for him

src/sbbs3/websrvr.c

@@ -7243,7 +7243,9 @@ void web_server(void* arg)
 		 */
 		xpms_add_list(ws_set, PF_UNSPEC, SOCK_STREAM, 0, startup->interfaces, startup->port, "Web Server", open_socket, startup->seteuid, NULL);
 		if (startup->options & WEB_OPT_ALLOW_TLS) {
-			if(ssl_sync(&scfg, lprintf))
+			if(!ssl_sync(&scfg, lprintf))
+				lprintf(LOG_CRIT, "!ssl_sync() failure trying to enable TLS support");
+			else
 				xpms_add_list(ws_set, PF_UNSPEC, SOCK_STREAM, 0, startup->tls_interfaces, startup->tls_port, "Secure Web Server", open_socket, startup->seteuid, "TLS");
 		}