tests: remove useless stub test

# SPDX-License-Identifier: Apache-2.0

cmake_minimum_required(VERSION 3.13.1)

include($ENV{ZEPHYR_BASE}/cmake/app/boilerplate.cmake NO_POLICY_SCOPE)

project(stub)

target_sources(app PRIVATE src/main.c)

# Our only mission is to start the ARC in an Arduino platform so we

# can pipe its output to the serial port.

CONFIG_BOOT_BANNER=n

/*

 * Copyright (c) 2012-2014 Wind River Systems, Inc.

 *

 * SPDX-License-Identifier: Apache-2.0

 */

void main(void)

{

	/* Quark: this is an x86 stub to just run ARC; it does nothing

	 * but start the x86 kernel so it will pass messages from the

	 * ARC processor via the IPM module.

	 *

	 * There is a solution planned for the future that will allow

	 * this workaround to be removed (without need to support

	 * backwards compatibility). */

}