pwm: cros-ec: Drop documentation for dropped struct member

Recently an unused member was removed from struct cros_ec_pwm_device,
but the kernel doc wasn't adapted accordingly. Catch up and drop the
documentation, too.

Reported-by: kernel test robot <[email protected]>
Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/
Fixes: 6c4406c ("pwm: cros-ec: Drop unused member from driver private data")
Signed-off-by: Uwe Kleine-König <[email protected]>
Reviewed-by: Tzung-Bi Shih <[email protected]>
Signed-off-by: Thierry Reding <[email protected]>

Author: Uwe Kleine-König

drivers/pwm/pwm-cros-ec.c

@@ -18,7 +18,6 @@
 /**
  * struct cros_ec_pwm_device - Driver data for EC PWM
  *
- * @dev: Device node
  * @ec: Pointer to EC device
  * @chip: PWM controller chip
  * @use_pwm_type: Use PWM types instead of generic channels