driver core: auxiliary bus: Fix documentation of auxiliary_device

Fix the documentation of the below field of struct auxiliary_device

include/linux/auxiliary_bus.h:150: warning: Function parameter or struct member 'sysfs' not described in 'auxiliary_device'
include/linux/auxiliary_bus.h:150: warning: Excess struct member 'irqs' description in 'auxiliary_device'
include/linux/auxiliary_bus.h:150: warning: Excess struct member 'lock' description in 'auxiliary_device'
include/linux/auxiliary_bus.h:150: warning: Excess struct member 'irq_dir_exists' description in 'auxiliary_device'

Fixes: a8088783 ("driver core: auxiliary bus: show auxiliary device IRQs")
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Shay Drory <shayd@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Link: https://patch.msgid.link/20240717172916.595808-1-saeed@kernel.org


Signed-off-by: Jakub Kicinski <kuba@kernel.org>