[BUG] - activities with type VirtualTelevisionN
**Describe the bug**
Activities with type "VirtualTelevisionN" can't be activated

**To Reproduce**
Don't know

**Expected behavior**
Activity should be launched like others

**Logs**
[10/6/2019, 10:29:42 PM] [Harmony] (Harmony)INFO - activityCommand : Returned from hub {"cmd":"harmony.activityengine?runactivity","code":401.2,"id":"0.8625857504460019","msg":"Unauthorized policy write haDevice denied"}
[10/6/2019, 10:29:42 PM] [Harmony] (Harmony)ERROR - activityCommand : could not SET status, no data

**Config**
basic config with TV only

**Additional context**
originally reported in https://github.com/nicoduj/homebridge-harmony/issues/194 
Doing the activity config again did not produce this type of activity.
