fix(plat/mediatek/me8195): fix error setting for SPM

There is a error setting for SPM, so we need to fix this issue.
Signed-off-by: Garmin Chang <garmin.chang@mediatek.com>
Change-Id: I741a5dc1505a831fe48fd5bc3da9904db14c8a57

plat/mediatek/mt8195/drivers/spm/mt_spm_suspend.c

@@ -97,7 +97,7 @@ static struct pwr_ctrl suspend_ctrl = {
 	/* [4] */
 	.reg_spm_vrf18_req = 0,
 	/* [7] FIXME: default disable HW Auto S1*/
-	.reg_spm_ddr_en_req = 0,
+	.reg_spm_ddr_en_req = 1,
 	/* [8] */
 	.reg_spm_dvfs_req = 0,
 	/* [9] */