The Makefile in the drivers/base/test/ directory did not have a SPDX identifier on it, so fix that up.
Cc: "Rafael J. Wysocki" Signed-off-by: Greg Kroah-Hartman
# SPDX-License-Identifier: GPL-2.0 obj-$(CONFIG_TEST_ASYNC_DRIVER_PROBE) += test_async_driver_probe.o
