staging: rtl8723au: Do not use comparisons on bool tests

This patch removes unnecessary comparisons to bool.
It fixes the following warning detected using coccinelle tool:
WARNING: Comparison to bool.

Signed-off-by: Roberta Dobrescu <roberta.dobrescu@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --cc drivers/staging/rtl8723au/core/rtw_ap.c
Simple merge

diff --cc drivers/staging/rtl8723au/core/rtw_cmd.c
Simple merge

diff --cc drivers/staging/rtl8723au/core/rtw_mlme.c
Simple merge

diff --cc drivers/staging/rtl8723au/core/rtw_mlme_ext.c
Simple merge

diff --cc drivers/staging/rtl8723au/core/rtw_pwrctrl.c
Simple merge

diff --cc drivers/staging/rtl8723au/core/rtw_wlan_util.c
Simple merge

diff --cc drivers/staging/rtl8723au/hal/HalDMOutSrc8723A_CE.c
Simple merge

diff --cc drivers/staging/rtl8723au/hal/rtl8723a_hal_init.c
Simple merge

diff --cc drivers/staging/rtl8723au/hal/usb_halinit.c
Simple merge

diff --cc drivers/staging/rtl8723au/include/rtw_mlme.h
Simple merge