Add lumi.acpartner.mcn02 support

[MagicInstall]

firmware up to 2.0.6_0004

2019-10-12 21:21:34 WARNING (MainThread) [homeassistant.loader] You are using a custom integration for xiaomi_miio_airconditioningcompanion which has not been tested by Home Assistant. This component might cause stability problems, be sure to disable it if you do experience issues with Home Assistant.
2019-10-12 21:21:45 ERROR (MainThread) [custom_components.xiaomi_miio_airconditioningcompanion.climate] Got exception while fetching the state: {'code': -9999, 'message': 'user ack timeout'}
2019-10-12 21:22:50 ERROR (MainThread) [custom_components.xiaomi_miio_airconditioningcompanion.climate] Got exception while fetching the state: {'code': -9999, 'message': 'user ack timeout'}

[clansty]

我也是
Me too.

我的固件版本是 2.0.6_0006
My framework version is 2.0.6_0006

[pznamenskii]

2020-02-10 14:00:07 INFO (MainThread) [custom_components.xiaomi_miio_airconditioningcompanion.climate] lumi.acpartner.mcn02 2.0.6_0006 esp32 detected
2020-02-10 14:00:07 DEBUG (SyncWorker_2) [miio.device] 192.168.1.183:54321 >>: {'id': 2, 'method': 'get_model_and_state', 'params': []}
2020-02-10 14:00:11 DEBUG (SyncWorker_2) [miio.device] 192.168.1.183:54321 (ts: 1970-01-01 00:37:43, id: 2) << {'id': 2, 'error': {'code': -9999, 'message': 'user ack timeout'}}
2020-02-10 14:00:12 ERROR (MainThread) [custom_components.xiaomi_miio_airconditioningcompanion.climate] Got exception while fetching the state: {'code': -9999, 'message': 'user ack timeout'}

[syssi]

Duplicate of #61