New system service: app_prediction_service

- Update policy for new system service, used for SystemUI/Apps to
  present predicted apps in their UI.

Bug: 111701043
Test: manual verification
Change-Id: Ia3b5db987097d2d71bf774ca550041e03214471d
diff --git a/private/compat/28.0/28.0.ignore.cil b/private/compat/28.0/28.0.ignore.cil
index edfbee1..eb58828 100644
--- a/private/compat/28.0/28.0.ignore.cil
+++ b/private/compat/28.0/28.0.ignore.cil
@@ -8,6 +8,7 @@
     activity_task_service
     adb_service
     app_binding_service
+    app_prediction_service
     apex_data_file
     apex_mnt_dir
     apex_key_file
diff --git a/private/service_contexts b/private/service_contexts
index 9b81e68..49087c8 100644
--- a/private/service_contexts
+++ b/private/service_contexts
@@ -8,6 +8,7 @@
 android.security.keystore                 u:object_r:keystore_service:s0
 android.service.gatekeeper.IGateKeeperService    u:object_r:gatekeeper_service:s0
 app_binding                               u:object_r:app_binding_service:s0
+app_prediction                            u:object_r:app_prediction_service:s0
 apexservice                               u:object_r:apex_service:s0
 appops                                    u:object_r:appops_service:s0
 appwidget                                 u:object_r:appwidget_service:s0