OmniLib: Introduce OmniRom SDK

 * omnilib-res app will be installed to system/frameworks for the futur internal ressources add-on
 * OmniLib java_library will be installed to system/frameworks for the futur internal java/aidl add-on
 * The OmniPreference android_library need to be moved outside system/frameworks  because of some nested dependency breakage

Change-Id: I2b9a7bc7f4aa72052ae6600933eb114d2a481b35

omnilib-res: Add allow-reserved-package-id

Thx to the LineageOS team

https://github.com/LineageOS/android_lineage-sdk/blob/lineage-20.0/Android.bp#L44-L49

Change-Id: I07ba56685981a8735bdef5ea75528ec82dd68318
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 483aa27..bf8ef7d 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 
 <!--  Copyright (C) 2016 The OmniROM Project
+      Copyright (C) 2023 The OmniROM Project
 
   This program is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -17,7 +18,10 @@
  -->
 
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-	  xmlns:tools="http://schemas.android.com/tools"
-    package="org.omnirom.omnilib">
+    xmlns:tools="http://schemas.android.com/tools"
+    android:sharedUserId="android.uid.system"
+    package="omnirom.platform"
+    coreApp="true"
+    android:sharedUserLabel="@string/omni_system_label">
 
 </manifest>