fix: add missing params property (#14012)

Was missing on the deepest leaf

Fixes #14011

Author: dummdidumm

.changeset/loud-eyes-beam.md

@@ -0,0 +1,5 @@
+---
+'@sveltejs/kit': patch
+---
+
+fix: add missing params property

packages/kit/src/core/sync/write_root.js

@@ -25,8 +25,8 @@ export function write_root(manifest_data, output) {
 	${
 		isSvelte5Plus()
 			? `<!-- svelte-ignore binding_property_non_reactive -->
-		<Pyramid_${l} bind:this={components[${l}]} data={data_${l}} {form} />`
-			: `<svelte:component this={constructors[${l}]} bind:this={components[${l}]} data={data_${l}} {form} />`
+		<Pyramid_${l} bind:this={components[${l}]} data={data_${l}} {form} params={page.params} />`
+			: `<svelte:component this={constructors[${l}]} bind:this={components[${l}]} data={data_${l}} {form} params={page.params} />`
 	}`;
 
 	while (l--) {