LineageParts: Relocate to /system_ext

Change-Id: I23204ba93e0d74e948c9a9e799b583e04145afd8
diff --git a/Android.bp b/Android.bp
index 51ac39b..37cd7dc 100644
--- a/Android.bp
+++ b/Android.bp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2019-2020 The LineageOS Project
+ * Copyright (C) 2019-2021 The LineageOS Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -27,6 +27,7 @@
 
     platform_apis: true,
     certificate: "platform",
+    system_ext_specific: true,
     privileged: true,
 
     optimize: {
@@ -51,6 +52,7 @@
 
 prebuilt_etc {
     name: "privapp_whitelist_org.lineageos.lineageparts",
+    system_ext_specific: true,
     sub_dir: "permissions",
     src: "privapp_whitelist_org.lineageos.lineageparts.xml",
     filename_from_src: true,