removed kevin-0 from network switch detail

content/racks/shelves.md

@@ -93,7 +93,7 @@ graph LR;
  S -->|port 3 empty| N3["none"]
  S -->|port 4 -> servov2| NYAN["tegra124-nyan-big-cbg-0"]
  S -->|port 5 -> servov2| JAQ1["rk3288-veyron-jaq-cbg-1"]
- S -->|port 6| KEVIN["rk3399-gru-kevin-cbg-0"]
+ S -->|port 6 empty| N4["none"]
  S -->|port 7| RKSQ["rk3288-rock2-square-cbg-0"]
  S -->|port 8| TURBOT0["minnowboard-turbot-E3826-cbg-0"]
  S -->|port 9| RASPI["bcm2836-rpi-2-b-cbg-0"]