feat: support params page prop

Author: GauBen

docs/rules/valid-prop-names-in-kit-pages.md

@@ -26,6 +26,7 @@ At SvelteKit v1.0.0-next.405, instead of having multiple props corresponding to
   export let data;
   export let errors;
   export let form;
+  export let params;
   export let snapshot;
   // export let { data, errors } = { data: {}, errors: {} }
 

packages/eslint-plugin-svelte/src/rules/valid-prop-names-in-kit-pages.ts

@@ -4,7 +4,7 @@ import { createRule } from '../utils/index.js';
 import type { RuleContext } from '../types.js';
 import { getSvelteVersion } from '../utils/svelte-context.js';
 
-const EXPECTED_PROP_NAMES = ['data', 'errors', 'form', 'snapshot'];
+const EXPECTED_PROP_NAMES = ['data', 'errors', 'form', 'params', 'snapshot'];
 const EXPECTED_PROP_NAMES_SVELTE5 = [...EXPECTED_PROP_NAMES, 'children'];
 
 function checkProp(