[Bug]: 12.8.0 not works

[xtymmms1021]

What happened?

After upgrading to 12.8.0, this integration no longer works.
According to the log, there is an incorrect attribute call in 12.8.0.

Wrong:
UnitOfTemperature.TEMP_CELSIUS
UnitOfTemperature.TEMP_FAHRENHEIT

Correct:
UnitOfTemperature.CELSIUS
UnitOfTemperature.FAHRENHEIT

Sensor type

No response

Relevant log output

2024-01-08 05:54:34.673 ERROR (MainThread) [homeassistant.loader] Unexpected exception importing platform custom_components.ble_monitor.config_flow
Traceback (most recent call last):
  File "/usr/src/homeassistant/homeassistant/loader.py", line 842, in get_platform
    cache[full_name] = self._import_platform(platform_name)
                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/src/homeassistant/homeassistant/loader.py", line 859, in _import_platform
    return importlib.import_module(f"{self.pkg_path}.{platform_name}")
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.11/importlib/__init__.py", line 126, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "<frozen importlib._bootstrap>", line 1204, in _gcd_import
  File "<frozen importlib._bootstrap>", line 1176, in _find_and_load
  File "<frozen importlib._bootstrap>", line 1147, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 690, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 940, in exec_module
  File "<frozen importlib._bootstrap>", line 241, in _call_with_frames_removed
  File "/config/custom_components/ble_monitor/config_flow.py", line 49, in <module>
    vol.Optional(CONF_TEMPERATURE_UNIT, default=UnitOfTemperature.TEMP_CELSIUS): vol.In(
                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.11/enum.py", line 784, in __getattr__
    raise AttributeError(name) from None
AttributeError: TEMP_CELSIUS

[gya352]

Well, it seems something went wrong in the "Fix for outdated temperature units in the configuration process".

[cypherbits]

Same happened to me.

[donparlor]

Same here, all my Xiaomi LYWSD03MMC Hygro thermometers show N/A

[Ernst Klamer]

Sorry, my mistake. Will release an update in a minute

[Ernst Klamer]

12.8.1 is released. Thanks for the fix @xtymmms1021