Set the certificate for linuxinstaller

and also add maximum versionCode for actual app

Bug: 357827587
Test: build
Change-Id: I9cee13f929e8b6f4f17d4fc426fcb3f98db784ce
diff --git a/android/LinuxInstaller/AndroidManifest.xml b/android/LinuxInstaller/AndroidManifest.xml
index 5b10d9e..e5653f6 100644
--- a/android/LinuxInstaller/AndroidManifest.xml
+++ b/android/LinuxInstaller/AndroidManifest.xml
@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="com.android.virtualization.linuxinstaller" >
+    package="com.android.virtualization.linuxinstaller"
+    android:versionCode="2100000000" >
     <uses-permission android:name="android.permission.MANAGE_EXTERNAL_STORAGE" />
     <uses-permission android:name="android.permission.CHANGE_COMPONENT_ENABLED_STATE" />
     <queries>