leds: lm3601x: Fix struct lm3601_led kernel-doc warnings

Add a short struct description and remove one extraneous struct field
description to quieten these warnings:

leds-lm3601x.c:73: warning: missing initial short description on line:
* struct lm3601x_led -
leds-lm3601x.c:100: warning: Excess struct member 'led_name' description in 'lm3601x_led'

Signed-off-by: Randy Dunlap <[e-mail]>
Acked-by: Vadim Pasternak <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Lee Jones <[e-mail]>

drivers/leds/flash/leds-lm3601x.c

···
 };
 
 /**
- * struct lm3601x_led -
+ * struct lm3601x_led - private lm3601x LED data
  * @fled_cdev: flash LED class device pointer
  * @client: Pointer to the I2C client
  * @regmap: Devices register map
  * @lock: Lock for reading/writing the device
- * @led_name: LED label for the Torch or IR LED
  * @flash_timeout: the timeout for the flash
  * @last_flag: last known flags register value
  * @torch_current_max: maximum current for the torch