Fix increase timeout in network-api-test
The number of asserts being printed was still taking longer than 1000ms
on a 9600 baud serial link, so increasing the timeout allows tests to
pass.
* where the console is on a slow serial port. Therefore this timeout must
* not be too short.
*/
-#define UT_TIMEOUT 1000
+#define UT_TIMEOUT 4000
/*
* Variations of client->server connections to create.
