gendispatch: Don't generate long lines

We don't allow it in normal code, why would it need to be in the
generated one.  IT also splits the line in perl code so it's readable.
Signed-off-by: NMartin Kletzander <mkletzan@redhat.com>

src/rpc/gendispatch.pl

 #!/usr/bin/perl -w
 #
-# Copyright (C) 2010-2014 Red Hat, Inc.
+# Copyright (C) 2010-2015 Red Hat, Inc.
 #
 # This library is free software; you can redistribute it and/or
 # modify it under the terms of the GNU Lesser General Public
@@ -429,7 +429,8 @@ elsif ($mode eq "server") {
         print "{\n";
         print "  int rv;\n";
         print "  virThreadJobSet(\"$name\");\n";
-        print "  VIR_DEBUG(\"server=%p client=%p msg=%p rerr=%p args=%p ret=%p\", server, client, msg, rerr, args, ret);\n";
+        print "  VIR_DEBUG(\"server=%p client=%p msg=%p rerr=%p args=%p ret=%p\",\n";
+        print "            server, client, msg, rerr, args, ret);\n";
         print "  rv = $name(server, client, msg, rerr";
         if ($argtype ne "void") {
             print ", args";