Update switch-list.json

edit switch-list

switch-list.json

 {
-  "192.168.46.69": "b-sw-zgr2-01.dwelle.de",
-  "192.168.46.70": "b-sw-zgr2-02.dwelle.de",
-  "192.168.46.77": "bcisis06.dwelle.de"
-}
\ No newline at end of file
+  "192.168.46.69": "sw1.dm.com",
+  "192.168.46.70": "sw2.dm.com",
+  "192.168.46.77": "sw3.dm.com"
+}