Update ESLint config to match latest version from create-svelte

See sveltejs/kit#12721

Author: theodorejb

eslint.config.js

@@ -1,12 +1,12 @@
-import js from "@eslint/js";
-import ts from "typescript-eslint";
-import svelte from "eslint-plugin-svelte";
+import eslint from "@eslint/js";
 import prettier from "eslint-config-prettier";
+import svelte from "eslint-plugin-svelte";
 import globals from "globals";
-/** @type {import('eslint').Linter.Config[]} */
-export default [
-  js.configs.recommended,
-  ...ts.configs.recommended,
+import tseslint from "typescript-eslint";
+
+export default tseslint.config(
+  eslint.configs.recommended,
+  ...tseslint.configs.recommended,
   ...svelte.configs["flat/recommended"],
   prettier,
   ...svelte.configs["flat/prettier"],
@@ -22,11 +22,11 @@ export default [
     files: ["**/*.svelte"],
     languageOptions: {
       parserOptions: {
-        parser: ts.parser,
+        parser: tseslint.parser,
       },
     },
     rules: {
       "svelte/no-inline-styles": "error",
     },
   },
-];
+);