Volkswagencarnet

Beta change log:
- Fix issue https://github.com/robinostlund/volkswagencarnet/issues/243
- Small code fixes
- Add Rear Sunroof sensor for compatible vehicles
- Add Charging rate sensor (km/h) for compatible vehicles
- Add Charging power sensor (kW) for compatible vehicles
- Add Charger type sensor (AC/DC) for compatible vehicles
- Add Battery target charge level sensor (%) for compatible vehicles

Initial VW ID models support (Tested with ID3 - Thanks to OZ1SEJ for access to the vehicle!)

**Full Changelog**: https://github.com/robinostlund/homeassistant-volkswagencarnet/compare/v4.4.64...v4.4.65-beta1

Related to 493 At least I got some data now...