fix: Correctly close div tag for expandable tags section

src/routes/announcements/TagsHost.svelte

@@ -52,6 +52,16 @@
 	{#if expandable && tags.length > 1}
 		<li>
 			<Button type="text" on:click={() => (showAllTags = !showAllTags)}>
+				<div
+					class="expand-arrow"
+					style:transform={showAllTags ? 'rotate(90deg)' : 'rotate(-90deg)'}
+				>
+					<ChevronDown size="24px" color="var(--surface-six)" />
+				</div>
+			</Button>
+		</li>
+	{/if}
+</div>
 
 <style lang="scss">
 	div {