change fastd urls form srv** to vpn**

hoods/files/lib/ffnw/hoods/hoods.json

@@ -5,27 +5,27 @@
     "defaulthood": true,
     "servers": [
       {
-        "host": "srv12.ffnw.de",
+        "host": "vpn02.ffnw.de",
         "port": "11111",
         "publickey": "32a02dd5e6b9233926e178ac609023ad30bcf26954d38d410088bbdc0b2258cb"
       },
       {
-        "host": "srv04.ffnw.de",
+        "host": "vpn03.ffnw.de",
         "port": "11111",
         "publickey": "9737c65a17cfaa8339315ee53d2b9e02520733780362efacf9503737f5a23204"
       },
       {
-        "host": "srv06.ffnw.de",
+        "host": "vpn04.ffnw.de",
         "port": "11111",
         "publickey": "18199a10620dbd13728a09402ca2364436ca27e46e669a2ebdfe20976dc45e6f"
       },
       {
-        "host": "srv11.ffnw.de",
+        "host": "vpn05.ffnw.de",
         "port": "11111",
         "publickey": "5c1738236ba6930f654fd5e815e0c63ac03f81551ee2b183045b256fb133f77d"
       },
       {
-        "host": "srv10.ffnw.de",
+        "host": "vpn06.ffnw.de",
         "port": "11111",
         "publickey": "22e270ff9b2d1017c3a0b00dd22a58ef7e5915a355eeb16f0b8b52d7eb377869"
       }