reverse binary sensor

## in configuarion.yaml
template:
  - binary_sensor:
      - name: "presence_sensor" #name what you want
        unique_id: presence_bathroom #name what you want
        device_class: presence
        icon: mdi:motion-sensor
        state: >
          {{ is_state('binary_sensor.xxxxxxx_contact','off') }}   #replace with your binary sensor entity id