Allow network_stack to use common app api services

Bug: b/122620633
Test: m
Change-Id: I36fe66fc22a1664f9ef25c66f933a2613a6f346b

private/network_stack.te

@@ -17,9 +17,7 @@ allowxperm network_stack self:udp_socket ioctl priv_sock_ioctls;
 # The DhcpClient uses packet_sockets
 allow network_stack self:packet_socket create_socket_perms_no_ioctl;
 
-allow network_stack activity_service:service_manager find;
+allow network_stack app_api_service:service_manager find;
 allow network_stack netd_service:service_manager find;
-allow network_stack wifi_service:service_manager find;
-allow network_stack connmetrics_service:service_manager find;
 
 binder_call(network_stack, netd);