Newt tunnels lose connection when the ip of the Pangolin node changes.

### Describe the Bug

My Pangolin node is on a box with a dynamic ip-address.
When that node gets a new ip (once a day), the newt-tunnels lose connection.
Apparently they ping to the old ip-address, whereas configured with a dns-name.
Re-checked with the current newt-version.

### Environment

- OS Type & Version: (e.g., Ubuntu 22.04)
- Pangolin Version: 1.11.0 CE
- Newt Version: 1.6.0

### To Reproduce

Simply change the ip-address of the pangolin node while running.

### Expected Behavior

Newt tunnels should recover and use the new ip-