staging: rtl8723bs: Fix indenting error in core/rtw_pwrctrl.c

Smatch reports the following:

  CHECK   drivers/staging/rtl8723bs/core/rtw_pwrctrl.c
drivers/staging/rtl8723bs/core/rtw_pwrctrl.c:641 LeaveAllPowerSaveModeDirect() warn: inconsistent indenting
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>