defect 3673: fix a typo which affects the nodeset next

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@16893 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd

xCAT-server/lib/xcat/plugins/destiny.pm

@@ -91,7 +91,7 @@ sub setdestiny {
     $chaintab = xCAT::Table->new('chain',-create=>1);
     my @nodes=@{$req->{node}};
 
-    @ARGV = @{$request->{arg}};
+    @ARGV = @{$req->{arg}};
     my $noupdateinitrd;
     GetOptions('noupdateinitrd' => \$noupdateinitrd,);