Fix a variable clash in the Cart www_view method.

docs/changelog/7.x.x.txt

@@ -4,6 +4,7 @@
  - fixed: Asset view time format problem
  - fixed: DataForm doesn't work properly with internationalized fields
  - fixed: incoming data not properly decoded from utf8
+ - fixed: Can't call method "getSku" on unblessed reference
 
 7.5.22
  - fixed: Layout template now gets prepared correctly

lib/WebGUI/Shop/Cart.pm

@@ -695,8 +695,8 @@ sub www_view {
         </script>
         |);
 
-    my @items = @{$self->getItems};
-    if(scalar(@items) < 1) {
+    my @cartItems = @{$self->getItems};
+    if(scalar(@cartItems) < 1) {
         # there are no items in the cart, return a message to the template
         my %var = (
             message => $i18n->get('empty cart')
@@ -708,7 +708,7 @@ sub www_view {
     }
     
     # generate template variables for the items in the cart
-    foreach my $item (@items) {
+    foreach my $item (@cartItems) {
         my $sku = $item->getSku;
         $sku->applyOptions($item->get("options"));
         my %properties = (