sdm845-common: Fix PowerOffAlarm

* The APK is prepared to not run as system user
* Blobs grabbed from: lge/caymanslm/caymanslm:12/SKQ1.211103.001/2222823249237:user/release-keys

Change-Id: I3496232d468c671f7ef67b7bb6050978388d6ccf

Android.bp

@@ -49,17 +49,6 @@ android_app_import {
 	soc_specific: true,
 }
 
-android_app_import {
-	name: "PowerOffAlarm",
-	owner: "xiaomi",
-	apk: "proprietary/product/app/PowerOffAlarm/PowerOffAlarm.apk",
-	certificate: "platform",
-	dex_preopt: {
-		enabled: false,
-	},
-	product_specific: true,
-}
-
 android_app_import {
 	name: "HotwordEnrollmentOKGoogleWCD9340",
 	owner: "xiaomi",
@@ -84,6 +73,17 @@ android_app_import {
 	product_specific: true,
 }
 
+android_app_import {
+	name: "PowerOffAlarm",
+	owner: "xiaomi",
+	apk: "proprietary/system_ext/app/PowerOffAlarm/PowerOffAlarm.apk",
+	certificate: "platform",
+	dex_preopt: {
+		enabled: false,
+	},
+	system_ext_specific: true,
+}
+
 android_app_import {
 	name: "QtiTelephonyService",
 	owner: "xiaomi",