combobox: fix special state spacing

src/lib/Combobox.svelte

@@ -529,13 +529,11 @@
 				{@render option(opt)}
 			{:else}
 				<!-- Display loading state or not found if no options available -->
-				<span class="block px-5 py-2 text-sm">
-					{#if loading}
-						{@render option(loadingOption, true)}
-					{:else}
-						{@render option(notFoundOption, true)}
-					{/if}
-				</span>
+				{#if loading}
+					{@render option(loadingOption, true)}
+				{:else}
+					{@render option(notFoundOption, true)}
+				{/if}
 			{/each}
 		</div>
 	{/if}