-Change nodech ,= to prepend rather than append the value, making group splice assignment tend to designate the new entry as more important/specific

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@4268 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd

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

@@ -934,7 +934,7 @@ sub nodech
             	            if ($curval) {
             	                my @vals = split(/,/, $curval);
             	                unless (grep /^$val$/, @vals) {
-            	                    @vals = (@vals, $val);
+                                    unshift @vals,$val;
             	                    my $newval = join(',', @vals);
             	                    $uhsh{$key} = $newval;
             	                }