[BUG] sometimes homebridge get stuck on start at "Initializing Pihole accessory..."
**Describe the bug**
Sometimes when starting homebridge it gets stuck at 
`[5/25/2020, 12:18:49 AM] [Pi-hole] Initializing Pihole accessory...`
Most of the times it works fine but roughly 1 / 10 fail.

**To Reproduce**
Steps to reproduce the behavior:
restart homebridge and watch output till it gets stuck 

Using:
homebridge-pihole v0.2.0
node v12.16.3
homebridge v1.1.0
