Hoobs Issue Cannot read "LastActivation"
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### What issue do you have? Please be as thorough and explicit as possible.
I am trying to install and setup MSG100 on Hoobs and I keep getting the following error:
Meross BridgeMerossWARNING[Gate] could not be initialised as Cannot read property 'LastActivation' of undefined at new deviceGarageSingle (/var/lib/hoobs/merossbridge/node_modules/homebridge-meross/lib/device/garage-single.js:48:55).

### Details of your setup.
* Do you use Homebridge (with config-ui?) or HOOBS? 
Running HOOBS


* Which version of Homebridge/HOOBS do you have?
HOOBS v 4.0.100


* Which version of this plugin (homebridge-meross) do you have? Has the issue started since upgrading from a previous version?
6.7.0.


* Which Meross devices do you have that are causing issues? Please include product models if applicable.
MSG100


### Please paste any relevant logs below.
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```
8/16/2021, 10:13:32 PMMeross Bridge starting
8/16/2021, 10:13:33 PMMeross BridgeInitializing HAP-NodeJS v0.9.4...
8/16/2021, 10:13:34 PMMeross BridgeLoaded plugin 'homebridge-meross'
8/16/2021, 10:13:34 PMMeross BridgeRegistering platform 'homebridge-meross.Meross'
8/16/2021, 10:13:34 PMMeross BridgeLoading 1 platforms...
8/16/2021, 10:13:34 PMMeross BridgeMerossInitialising plugin v6.7.0 | Node v14.17.5 | HB v1.3.4 | HOOBS v4...
8/16/2021, 10:13:34 PMMeross BridgeMerossWARNINGConfig entry [cloudRefreshRate] is set too low so increasing to 30.
8/16/2021, 10:13:34 PMMeross BridgeMerossPlugin initialised. Setting up accessories....
8/16/2021, 10:13:34 PMMeross BridgePreparing Advertiser for 'Meross Bridge 5FA2' using bonjour-hap backend!
8/16/2021, 10:13:34 PMMeross BridgeStarting to advertise 'Meross Bridge 5FA2' using bonjour-hap backend!
8/16/2021, 10:13:34 PMMeross BridgeBridge is running on port 51846.
8/16/2021, 10:13:35 PMMeross BridgeMerossWARNING[Gate] could not be initialised as Cannot read property 'LastActivation' of undefined at new deviceGarageSingle (/var/lib/hoobs/merossbridge/node_modules/homebridge-meross/lib/device/garage-single.js:48:55).
8/16/2021, 10:13:35 PMMeross BridgeMeross✓ Setup complete.
```
