fix: lint and test

Author: paoloricciuti

packages/svelte/tests/compiler-errors/samples/runes-wrong-state-raw-args/_config.js

@@ -3,6 +3,6 @@ import { test } from '../../test';
 export default test({
 	error: {
 		code: 'rune_invalid_arguments_length',
-		message: '`$state.raw` must be called with zero or one arguments'
+		message: '`$state.raw` must be called with at most two arguments'
 	}
 });

packages/svelte/types/index.d.ts

@@ -410,7 +410,9 @@ declare module 'svelte' {
 	 * @deprecated Use [`$effect`](https://svelte.dev/docs/svelte/$effect) instead
 	 * */
 	export function afterUpdate(fn: () => void): void;
-
+	type Getters<T> = {
+		[K in keyof T]: () => T[K];
+	};
 	export interface StateOptions {
 		onchange?: () => unknown;
 	}