Add sepolicy for background_install_control service

The background_install_control service is going to detect
background installed apps and provide the list of such apps.

Bug: 244216300
Test: manual
Change-Id: I6500f29ee063da4a3bc18e109260de419dd39218
diff --git a/private/service.te b/private/service.te
index 84e39ae..8059bfb 100644
--- a/private/service.te
+++ b/private/service.te
@@ -1,7 +1,8 @@
 type ambient_context_service,       app_api_service, system_server_service, service_manager_type;
 type attention_service,             system_server_service, service_manager_type;
+type bg_install_control_service,    system_server_service, service_manager_type;
 type compos_service,                service_manager_type;
-type communal_service,      app_api_service, system_server_service, service_manager_type;
+type communal_service,              app_api_service, system_server_service, service_manager_type;
 type dynamic_system_service,        system_api_service, system_server_service, service_manager_type;
 type gsi_service,                   service_manager_type;
 type incidentcompanion_service,     app_api_service, system_api_service, system_server_service, service_manager_type;