set errors on root component - relates to #6279 (#6330)

* set errors on root component - relates to #6279

my page utilizing server actions was not receiving errors in
export let errors... until now!

* Create funny-keys-appear.md

Co-authored-by: Rich Harris <hello@rich-harris.dev>

Author: nnnnathann

.changeset/funny-keys-appear.md

@@ -0,0 +1,5 @@
+---
+"@sveltejs/kit": patch
+---
+
+set errors on root component

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

@@ -21,7 +21,7 @@ export function write_root(manifest_data, output) {
 
 	let l = max_depth;
 
-	let pyramid = `<svelte:component this={components[${l}]} data={data_${l}}/>`;
+	let pyramid = `<svelte:component this={components[${l}]} data={data_${l}} {errors}/>`;
 
 	while (l--) {
 		pyramid = `