driver core: attribute_container: fix W=1 warnings

Fix the following make W=1 kernel build warnings:

drivers/base/attribute_container.c:304: warning: Function parameter or member 'fn' not described in 'attribute_container_device_trigger_safe'
drivers/base/attribute_container.c:304: warning: Function parameter or member 'undo' not described in 'attribute_container_device_trigger_safe'
drivers/base/attribute_container.c:357: warning: Function parameter or member 'fn' not described in 'attribute_container_device_trigger'

Signed-off-by: Yang Yingliang <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/base/attribute_container.c

···
  * matching classdev or fail all of them.
  *
  * @dev:  The generic device to run the trigger for
- * @fn	  the function to execute for each classdev.
- * @undo  A function to undo the work previously done in case of error
+ * @fn:   the function to execute for each classdev.
+ * @undo: A function to undo the work previously done in case of error
  *
  * This function is a safe version of
  * attribute_container_device_trigger. It stops on the first error and
···
  * attribute_container_device_trigger - execute a trigger for each matching classdev
  *
  * @dev:  The generic device to run the trigger for
- * @fn	  the function to execute for each classdev.
+ * @fn:   the function to execute for each classdev.
  *
  * This function is for executing a trigger when you need to know both
  * the container and the classdev.  If you only care about the