selftests: kselftest: Add ksft_reset_state()
Add a helper to reset the internal state of the kselftest framework.
It will be used by the selftest harness.
Signed-off-by: Thomas Weißschuh <thomas.weissschuh@linutronix.de>
Link: https://lore.kernel.org/r/20260302-kselftest-harness-v2-2-3143aa41d989@linutronix.de
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
authored by