staging: rtl8723bs: remove unused code blocks completed

staging: rtl8723bs: remove unused code blocks completed

Remove related item in TODO list

-------------------------------------------------------

searched for other unused code blocks:

grep -r '^\(#ifdef \|#if defined(\|#ifndef \)CONFIG_' \
drivers/staging/rtl8723bs/

drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c:#if defined(CONFIG_PM)
drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c:#if defined(CONFIG_PM)
drivers/staging/rtl8723bs/os_dep/ioctl_linux.c:#if defined(CONFIG_WEXT_PRIV)
drivers/staging/rtl8723bs/include/drv_conf.h:#ifndef CONFIG_RTW_HIQ_FILTER
drivers/staging/rtl8723bs/include/autoconf.h:#ifndef CONFIG_WIRELESS_EXT

all blocks left are checked by existing defines.

Signed-off-by: Fabio Aiuto <fabioaiuto83@gmail.com>
Link: https://lore.kernel.org/r/20210317105144.3732-1-fabioaiuto83@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>