Cache folder could not be set up.

[CM000n]

Describe the bug
When trying to use the Home Assistant ha_toyota Custom Component with mytoyota v1.1.0, there is a problem with the creation of the cache directory, which is why the Custom Component cannot be set up:

Logger: custom_components.toyota.config_flow
Source: custom_components/toyota/config_flow.py:53
Integration: Toyota Connected Services ([documentation](https://github.com/DurgNomis-drol/ha_toyota), [issues](https://github.com/DurgNomis-drol/ha_toyota/issues))
First occurred: 21:45:28 (2 occurrences)
Last logged: 21:52:01

An unknown error occurred during login request: [Errno 2] No such file or directory: '/root/.cache/toyota_credentials_cache_contains_secrets'

To Reproduce
Steps to reproduce the behavior:

1. Use the work in progress version of ha_toyota from the following MR and copy the files into your home assistatn custom_components directory: Use new mytoyota api endpoints ha_toyota#198
2. Restart your home assistant instance
3. Add the "Toyota connected services" Integration in Home Assistant and insert E-Mail and Password
4. See error

Expected behavior
The custom component should be able to be initialised correctly and without errors.

Additional context