chore(release): 2.0.0 [skip ci]

# [2.0.0](v1.0.1...v2.0.0) (2021-12-02)

### Bug Fixes

* change default platform to xiaomi_miio_airpurifier ([81f302d](81f302d))
* remove xiaomi_miio_level_without_preset_mode warnings ([9ea87e4](9ea87e4))
* rename speed to preset_mode in translations ([046fdb0](046fdb0))

### Code Refactoring

* drop xiaomi_miio_favorite_level option ([f20fdcc](f20fdcc))
* remove deprecated fan.set_speed service ([bc93b78](bc93b78))

### Features

* add a slider to adjust speed ([fff54f5](fff54f5))
* add compact_view options in UI editor ([5aaede9](5aaede9))

### BREAKING CHANGES

* The speed option is removed in favour of percentage
* xiaomi_miio_favorite_level is removed
* Changes default platform from xiaomi_miio to xiaomi_miio_airpurifier
* `speed` option for `shortcuts` is replaced by `preset_mode` and `percentage`