chore(frontend): biome 2.5.15 stops flagging regexp exec results as always truthy, svelte files reformatted by it

frontend/src/lib/components/MediaViewer.svelte

@@ -184,7 +184,9 @@
       <div class="media-actions">
         {#if canSave}
           <ContextMenu>
-            {#snippet children({ props })}
+            {#snippet children({
+              props,
+            })}
               <button
                 {...props}
                 aria-label="Скачать файл"