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'device_attr' and 'is_device_attr' can be used as a filter and as a test (#25036)

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@ -271,8 +271,8 @@ The same thing can also be expressed as a test:
### Devices
- `device_entities(device_id)` returns a list of entities that are associated with a given device ID. Can also be used as a filter.
- `device_attr(device_or_entity_id, attr_name)` returns the value of `attr_name` for the given device or entity ID. Not supported in [limited templates](#limited-templates).
- `is_device_attr(device_or_entity_id, attr_name, attr_value)` returns whether the value of `attr_name` for the given device or entity ID matches `attr_value`. Not supported in [limited templates](#limited-templates).
- `device_attr(device_or_entity_id, attr_name)` returns the value of `attr_name` for the given device or entity ID. Can also be used as a filter. Not supported in [limited templates](#limited-templates).
- `is_device_attr(device_or_entity_id, attr_name, attr_value)` returns whether the value of `attr_name` for the given device or entity ID matches `attr_value`. Can also be used as a test. Not supported in [limited templates](#limited-templates).
- `device_id(entity_id)` returns the device ID for a given entity ID or device name. Can also be used as a filter.
#### Devices examples