5.8.0

Additions

• Implement TypedDict classes for raw REST responses (e.g. RawRouteplanner, RawInfo etc).
• Implement __str__ for Enum and LoadResultError classes.

Fixes

• Ignore CancelledError in event hook dispatching tasks.
• Fixed typing for Client.remove_event_hooks.
• Fixed return type for get_routeplanner_status.

Changes

• Bump required Python version to >=3.8.
• Bump minimum required aiohttp version.