Upgrade bimmer_connected to 0.5.2

[gerard33]

Description:

The login url to the BMW server has changed causing the component to not work anymore. This PR upgrades to bimmer_connected 0.5.2 which fixes that issue.
Changelog: bimmerconnected/bimmer_connected#85

Related issue (if applicable): fixes https://community.home-assistant.io/t/bmw-connecteddrive-component/39569/288

Example entry for configuration.yaml (if applicable):

bmw_connected_drive:
  name:
    username: USERNAME_BMW_CONNECTED_DRIVE
    password: PASSWORD_BMW_CONNECTED_DRIVE
    region: one of "north_america", "china" , "rest_of_world"

Checklist:

• The code change is tested and works locally.
• Local tests pass with tox. Your PR cannot be merged unless tests pass

If the code communicates with devices, web services, or third-party tools:

• New dependencies have been added to the REQUIREMENTS variable (example).
• New or updated dependencies have been added to requirements_all.txt by running script/gen_requirements_all.py.