Pi-Hole status does not change from Accessory [BUG]
**Describe the bug**
Turning the PiHole HomeKit Accessory (switch) on has no effect on pihole.

**Expected behavior**
PiHole disabled for configured time - 30s.

**Desktop (please complete the following information):**
 - OS: [e.g. iOS] HomeBridge 1.2.3 Docker on Ubuntu

**Additional context**
HomeKit Accessory changes from Off to On (and On to Off) but PiHole Status does not change. PiHole running in Docker on Ubuntu - same host as HomeBridge container. HTTP, no SSL.