Vaillant-plus-cn-api

* Support multiple attributes for control_device api

**Full Changelog**: https://github.com/daxingplay/vaillant-plus-cn-api/compare/v1.2.8...v2.0.0

Refactor using new API

Bug
- fix login request handler to avoid login failed error

Others
* ➖ Remove `aiodns` dep

**Full Changelog**: https://github.com/daxingplay/vaillant-plus-cn-api/compare/release/v0.3.3...release/v0.3.4

Bug

* ⬇️ Downgrade `aiohttp` to be compatible with home-assistant

- fix: some api does not return correct content-type
- fix: app id decode method