feat: replace clsx with cn util

src/shared/ui/Divider/Divider.svelte

@@ -3,7 +3,7 @@
     1px separator line, horizontal or vertical.
 -->
 <script lang="ts">
-import clsx from 'clsx';
+import { cn } from '$shared/lib';
 
 interface Props {
     /**
@@ -24,7 +24,7 @@ let {
 </script>
 
 <div
-    class={clsx(
+    class={cn(
         'bg-black/10 dark:bg-white/10',
         orientation === 'horizontal' ? 'w-full h-px' : 'w-px h-full',
         className,