migrate examples

examples/svelte/src/routes/tests/generic/[topic]/[example]/+page.svelte

@@ -3,7 +3,11 @@
 
 	import Flow from './Flow.svelte';
 
-	export let data: { flowConfig: FlowConfig };
+	interface Props {
+		data: { flowConfig: FlowConfig };
+	}
+
+	let { data }: Props = $props();
 </script>
 
 <SvelteFlowProvider>

examples/svelte/src/routes/tests/generic/[topic]/[example]/Flow.svelte

@@ -4,7 +4,11 @@
 
 	import '@xyflow/svelte/dist/style.css';
 
-	export let flowConfig: FlowConfig;
+	interface Props {
+		flowConfig: FlowConfig;
+	}
+
+	let { flowConfig }: Props = $props();
 
 	// Create writables here so it is easier to create test cases
 	const nodes = writable(flowConfig.flowProps?.nodes);