refactor(breadcrumb-skeleton): omit unused index

src/Breadcrumb/BreadcrumbSkeleton.svelte

@@ -7,16 +7,16 @@
 </script>
 
 <div
+  class:bx--skeleton="{true}"
   class:bx--breadcrumb="{true}"
   class:bx--breadcrumb--no-trailing-slash="{noTrailingSlash}"
-  class:bx--skeleton="{true}"
   {...$$restProps}
   on:click
   on:mouseover
   on:mouseenter
   on:mouseleave
 >
-  {#each Array.from({ length: count }, (_, i) => i) as item, i (item)}
+  {#each Array.from({ length: count }, (_, i) => i) as item (item)}
     <div class:bx--breadcrumb-item="{true}">
       <span class:bx--link="{true}">&nbsp;</span>
     </div>