Move SetupWizard to system_ext

* This is where it's supposed to be

arm/Android.bp

@@ -62,19 +62,6 @@ android_app_import {
 	product_specific: true,
 }
 
-android_app_import {
-	name: "SetupWizard",
-	owner: "gapps",
-	apk: "proprietary/product/priv-app/SetupWizard/SetupWizard.apk",
-	overrides: ["Provision"],
-	presigned: true,
-	dex_preopt: {
-		enabled: false,
-	},
-	privileged: true,
-	product_specific: true,
-}
-
 android_app_import {
 	name: "Velvet",
 	owner: "gapps",
@@ -87,3 +74,16 @@ android_app_import {
 	product_specific: true,
 }
 
+android_app_import {
+	name: "SetupWizard",
+	owner: "gapps",
+	apk: "proprietary/system_ext/priv-app/SetupWizard/SetupWizard.apk",
+	overrides: ["Provision"],
+	presigned: true,
+	dex_preopt: {
+		enabled: false,
+	},
+	privileged: true,
+	system_ext_specific: true,
+}
+