Rename xeon08 to eudy

From Eudyptula, a little penguin.

m/common/net.nix

@@ -78,7 +78,7 @@
       10.0.40.107             xeon07-ipmi0
       
       # Node Entry for node: xeon08 (ID=22)
-      10.0.40.8               xeon08 xeon08-eth0
+      10.0.40.8               xeon08 xeon08-eth0 eudy
       10.0.42.8               xeon08-ib0
       10.0.40.108             xeon08-ipmi0
     '';

m/eudy/configuration.nix

@@ -24,7 +24,7 @@
 
   # set up both ethernet and infiniband ips
   networking = {
-    hostName = "xeon08";
+    hostName = "eudy";
     interfaces.eno1.ipv4.addresses = [ {
       address = "10.0.40.8";
       prefixLength = 24;