remove unnecessary test (#10008)

Co-authored-by: Rich Harris <[email protected]>

Author: Rich-Harris

packages/svelte/tests/runtime-runes/samples/transition-evaluation/main.svelte

@@ -2,11 +2,11 @@
 	const { visible = true, foo = 1 } = $props();
 
 	function bar(node, params) {
-        node.foo = params;
+		node.foo = params;
 		return () => ({});
 	}
 </script>
 
 {#if visible}
 	<div transition:bar={foo}></div>
-{/if}
+{/if}