staging: rtl8723bs: put parentheses on macros with complex values in include/rtw_pwrctrl.h

fix the following checkpatch warnings:

ERROR: Macros with complex values should be enclosed in parentheses
92: FILE: drivers/staging/rtl8723bs/include/rtw_pwrctrl.h:92:
+#define LPS_DELAY_TIME	1*HZ /*  1 sec */
--
ERROR: Macros with complex values should be enclosed in parentheses
244: FILE: drivers/staging/rtl8723bs/include/rtw_pwrctrl.h:244:
+#define rtw_ips_mode_req(pwrctl, ips_mode) \

Signed-off-by: Fabio Aiuto <fabioaiuto83@gmail.com>
Link: https://lore.kernel.org/r/b3b7cf5ae7b0c1c07a629b618fd86a7b89331b33.1616854134.git.fabioaiuto83@gmail.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>