fix: server not detecting if running under systemd properly (#616)
fix: server not detecting if running under systemd properly (#616)

Mistakenly failed to remove code used for testing on my mac
SignalK/signalk-server-node,webmasterkai/signalk-server-node,SignalK/signalk-server-node,webmasterkai/signalk-server-node,webmasterkai/signalk-server-node,SignalK/signalk-server-node,SignalK/signalk-server-node