Issue title: [FR]: Upgrade 2021.12.4
 Issue body: After upgrade to 2021.12.4 

The componente have some problem

Traceback (most recent call last):
  File "/home/homeassistant/.pyenv/versions/3.9.7/lib/python3.9/site-packages/homeassistant/setup.py", line 229, in _async_setup_component
    result = await task
  File "/mnt/dietpi_userdata/homeassistant/custom_components/landroid_cloud/__init__.py", line 154, in async_setup
    _LOGGER.debug("Partymode available: %s", client[dev].partymode)
AttributeError: 'WorxCloud' object has no attribute 'partymode'
 Comments: 
 Comment 0: Turn on the mower - at the moment there is an issue when the mower is offline.
 Comment 1: Same bug for me, not really a problem but I can't turn on the mower since it's winter and the mower is in the garage ;)
 Comment 2: Here also the same problem after update  2021.12.4

Logger: homeassistant.setup
Source: custom_components/landroid_cloud/__init__.py:154
Integration: landroid_cloud (documentation, issues)
First occurred: 20:32:32 (1 occurrences)
Last logged: 20:32:32

Error during setup of component landroid_cloud
Traceback (most recent call last):
  File "/usr/src/homeassistant/homeassistant/setup.py", line 229, in _async_setup_component
    result = await task
  File "/config/custom_components/landroid_cloud/__init__.py", line 154, in async_setup
    _LOGGER.debug("Partymode available: %s", client[dev].partymode)
AttributeError: 'WorxCloud' object has no attribute 'partymode'
 Comment 3: The integration are getting a complete overhaul during the winter season - then this will be fixed along with a few other minor bugs.
 Comment 4: Duplicate of #86 
 Comment 5: Same issue here, will not turn on mower until spring. If you need someone to test a new version i am willing to help on short notice.
 Comment 6: Fixed in v1.8.1
{'source': 'GithubIssues', 'repo_name_with_owner': 'MTrab/landroid_cloud', 'issue_id': 1088494714, 'repo_stars': 101.0}