fix: file message styling

src/lib/components/chat/Messages/UserMessage.svelte

@@ -53,7 +53,7 @@
 			class="prose chat-{message.role} w-full max-w-full dark:prose-invert prose-headings:my-0 prose-p:my-0 prose-p:-mb-4 prose-pre:my-0 prose-table:my-0 prose-blockquote:my-0 prose-img:my-0 prose-ul:-my-4 prose-ol:-my-4 prose-li:-my-3 prose-ul:-mb-6 prose-ol:-mb-6 prose-li:-mb-4 whitespace-pre-line"
 		>
 			{#if message.files}
-				<div class="my-2.5 w-full flex overflow-x-auto space-x-2 flex-wrap">
+				<div class="my-2.5 w-full flex overflow-x-auto gap-2 flex-wrap">
 					{#each message.files as file}
 						<div>
 							{#if file.type === 'image'}