bus: ts-nbus: Use pwm_apply_might_sleep()

pwm_apply_state() is deprecated since commit c748a6d7 ("pwm: Rename
pwm_apply_state() to pwm_apply_might_sleep()").

Signed-off-by: Sean Young <sean@mess.org>
Acked-by: Uwe Kleine-König <u.kleine-koenig@baylibre.com>
Link: https://lore.kernel.org/r/20240614090829.560605-1-sean@mess.org


Signed-off-by: Uwe Kleine-König <ukleinek@kernel.org>