Fix test-netsocket-tcp greentea test build fails.

main.cpp was missing comma at the end of line.

Author: KariHaapalehto

TESTS/netsocket/tcp/main.cpp

@@ -163,7 +163,7 @@ Case cases[] = {
     Case("TCPSOCKET_BIND_ADDRESS", TCPSOCKET_BIND_ADDRESS),
     Case("TCPSOCKET_BIND_WRONG_TYPE", TCPSOCKET_BIND_WRONG_TYPE),
     Case("TCPSOCKET_BIND_UNOPENED", TCPSOCKET_BIND_UNOPENED),
-    Case("TCPSOCKET_SETSOCKOPT_KEEPALIVE_VALID", TCPSOCKET_SETSOCKOPT_KEEPALIVE_VALID)
+    Case("TCPSOCKET_SETSOCKOPT_KEEPALIVE_VALID", TCPSOCKET_SETSOCKOPT_KEEPALIVE_VALID),
     Case("TCPSOCKET_RECV_100K", TCPSOCKET_RECV_100K),
     Case("TCPSOCKET_RECV_100K_NONBLOCK", TCPSOCKET_RECV_100K_NONBLOCK),
     Case("TCPSOCKET_RECV_TIMEOUT", TCPSOCKET_RECV_TIMEOUT),