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

frontend/src/lib/components/MessageMedia.svelte

@@ -137,7 +137,9 @@
 </script>
 
 <ContextMenu>
-  {#snippet children({ props })}
+  {#snippet children({
+    props,
+  })}
     <div {...props} class="message-media" use:visible={start}>
       {#if message.is_self_destruct}
         <button class="media-chip self-destruct" onclick={onopen} type="button">