core: Minut Point fails to create sensors and binary_sensors

The problem

Sensors and Binary Sensor from Point Minut device fails to be created on start.

What version of Home Assistant Core has the issue?

core-2021.11.0

What was the last working version of Home Assistant Core?

core-2021.10.7

What type of installation are you running?

Home Assistant OS

Integration causing the issue

Point Minut

Link to integration documentation on our website

https://www.home-assistant.io/integrations/point/

Example YAML snippet

Nothing i know off

Anything in the logs that might be useful for us?

Logger: homeassistant.components.binary_sensor
Source: helpers/device_registry.py:426
Integration: Binär sensor (documentation, issues)
First occurred: 17:24:30 (1 occurrences)
Last logged: 17:24:30

Error adding entities for domain binary_sensor with platform point
Traceback (most recent call last):
  File "/usr/src/homeassistant/homeassistant/helpers/entity_platform.py", line 382, in async_add_entities
    await asyncio.gather(*tasks)
  File "/usr/src/homeassistant/homeassistant/helpers/entity_platform.py", line 499, in _async_add_entity
    device = device_registry.async_get_or_create(**processed_dev_info)  # type: ignore[arg-type]
  File "/usr/src/homeassistant/homeassistant/helpers/device_registry.py", line 304, in async_get_or_create
    device = self._async_update_device(
  File "/usr/src/homeassistant/homeassistant/helpers/device_registry.py", line 426, in _async_update_device
    if setvalue is not UNDEFINED and not setvalue.issubset(old_value):
AttributeError: 'str' object has no attribute 'issubset'

Also:

Logger: homeassistant.components.sensor
Source: helpers/device_registry.py:426
Integration: Sensor (documentation, issues)
First occurred: 17:25:34 (1 occurrences)
Last logged: 17:25:34

Error adding entities for domain sensor with platform point
Traceback (most recent call last):
  File "/usr/src/homeassistant/homeassistant/helpers/entity_platform.py", line 382, in async_add_entities
    await asyncio.gather(*tasks)
  File "/usr/src/homeassistant/homeassistant/helpers/entity_platform.py", line 499, in _async_add_entity
    device = device_registry.async_get_or_create(**processed_dev_info)  # type: ignore[arg-type]
  File "/usr/src/homeassistant/homeassistant/helpers/device_registry.py", line 304, in async_get_or_create
    device = self._async_update_device(
  File "/usr/src/homeassistant/homeassistant/helpers/device_registry.py", line 426, in _async_update_device
    if setvalue is not UNDEFINED and not setvalue.issubset(old_value):
AttributeError: 'str' object has no attribute 'issubset'

And a third entry:

Logger: homeassistant
Source: helpers/device_registry.py:426
First occurred: 17:25:44 (2 occurrences)
Last logged: 17:25:44

Error doing job: Task exception was never retrieved
Traceback (most recent call last):
  File "/usr/src/homeassistant/homeassistant/helpers/entity_platform.py", line 382, in async_add_entities
    await asyncio.gather(*tasks)
  File "/usr/src/homeassistant/homeassistant/helpers/entity_platform.py", line 499, in _async_add_entity
    device = device_registry.async_get_or_create(**processed_dev_info)  # type: ignore[arg-type]
  File "/usr/src/homeassistant/homeassistant/helpers/device_registry.py", line 304, in async_get_or_create
    device = self._async_update_device(
  File "/usr/src/homeassistant/homeassistant/helpers/device_registry.py", line 426, in _async_update_device
    if setvalue is not UNDEFINED and not setvalue.issubset(old_value):
AttributeError: 'str' object has no attribute 'issubset'

Additional information

Alarm Control seems fine