feat: replace clsx with cn util

src/widgets/SampleList/ui/SampleListSection/SampleListSection.svelte

@@ -6,11 +6,11 @@
 import { NavigationWrapper } from '$entities/Breadcrumb';
 import { fontStore } from '$entities/Font';
 import type { ResponsiveManager } from '$shared/lib';
+import { cn } from '$shared/lib';
 import {
     Label,
     Section,
 } from '$shared/ui';
-import clsx from 'clsx';
 import { getContext } from 'svelte';
 import { layoutManager } from '../../model';
 import LayoutSwitch from '../LayoutSwitch/LayoutSwitch.svelte';
@@ -50,7 +50,7 @@ const responsive = getContext<ResponsiveManager>('responsive');
             {/snippet}
 
             {#snippet content({ className })}
-                <div class={clsx(className, !responsive.isDesktopLarge && 'col-start-0 col-span-2')}>
+                <div class={cn(className, !responsive.isDesktopLarge && 'col-start-0 col-span-2')}>
                     <SampleList />
                 </div>
             {/snippet}