Merge "Only allow toolbox exec where /system exec was already allowed."

# Run ifconfig, route commands to configure interfaces and routes.

allow goldfish_setup system_file:file execute_no_trans;

allow goldfish_setup toolbox_exec:file rx_file_perms;

allow goldfish_setup self:capability { net_admin net_raw };

allow goldfish_setup self:udp_socket create_socket_perms;