RESTRICT AUTOMERGE
Set the container field of aconfig flags

Test: printflags --format='{package}:{container}:' | grep "::"
Bug: 312769710
Flag: NONE
Change-Id: Ib491738b0a6153b15680bdf65bfa4216fe30962a
diff --git a/Android.bp b/Android.bp
index 3934372..115a849 100644
--- a/Android.bp
+++ b/Android.bp
@@ -29,6 +29,7 @@
 aconfig_declarations {
     name: "aconfig_managed_provisioning_flags",
     package: "com.android.managedprovisioning.flags",
+    container: "system",
     srcs: [
       "aconfig/*.aconfig"
     ],
diff --git a/aconfig/root.aconfig b/aconfig/root.aconfig
index defd659..3c9ded8 100644
--- a/aconfig/root.aconfig
+++ b/aconfig/root.aconfig
@@ -1,4 +1,5 @@
 package: "com.android.managedprovisioning.flags"
+container: "system"
 
 flag {
     name: "is_cosmic_ray_enabled"