Add missing new line to test_network.c

Author: bukka

tests/unit/main/test_network.c

@@ -251,4 +251,4 @@ int main(void) {
 		cmocka_unit_test(test_php_network_connect_socket_connect_error),
 	};
 	return cmocka_run_group_tests(tests, NULL, NULL);
-}
+}