Allow access to IProxyService to untrusted apps.

Access to modifying methods of ProxyService is
checked in implementation.

Bug: 27337770
Change-Id: I718ea8f4fd6be940ee9ef57f0571d884a013489b

service.te

@@ -35,7 +35,7 @@ type bluetooth_manager_service, app_api_service, system_server_service, service_
 type cameraproxy_service, system_server_service, service_manager_type;
 type clipboard_service, app_api_service, system_server_service, service_manager_type;
 type contexthub_service, system_server_service, service_manager_type;
-type IProxyService_service, system_api_service, system_server_service, service_manager_type;
+type IProxyService_service, app_api_service, system_server_service, service_manager_type;
 type commontime_management_service, system_server_service, service_manager_type;
 type connectivity_service, app_api_service, system_server_service, service_manager_type;
 type consumer_ir_service, app_api_service, system_server_service, service_manager_type;