mt8173: update spm wake_src setting

1. SEJ should not be one of the wake up sources

BUG=chrome-os-partner:38426
TEST=powerd_dbus_suspend

Change-Id: If8f3f19a885e66d7c10b472c2e3182a5affa4773
Signed-off-by: kenny liang <kenny.liang@mediatek.com>

plat/mediatek/mt8173/drivers/spm/spm_suspend.c

@@ -43,7 +43,7 @@
 #define WAKE_SRC_FOR_SUSPEND					\
 	(WAKE_SRC_KP | WAKE_SRC_EINT | WAKE_SRC_MD32 |		\
 	WAKE_SRC_USB_CD | WAKE_SRC_USB_PDN | WAKE_SRC_THERM |	\
-	WAKE_SRC_SYSPWREQ | WAKE_SRC_SEJ | WAKE_SRC_ALL_MD32)
+	WAKE_SRC_SYSPWREQ | WAKE_SRC_ALL_MD32)
 
 #define WAKE_SRC_FOR_MD32  0