Fix TS errors

Author: rgossiaux

src/routes/docs/examples/tabs.svelte

@@ -1,7 +1,7 @@
 <script lang="ts">
   import { Tab, TabGroup, TabList, TabPanel, TabPanels } from "$lib";
 
-  function classNames(...classes) {
+  function classNames(...classes: (string | false | null | undefined)[]) {
     return classes.filter(Boolean).join(" ");
   }
 

src/routes/menu/menu-with-transition.svelte

@@ -4,7 +4,13 @@
   function classNames(...classes: (string | false | null | undefined)[]) {
     return classes.filter(Boolean).join(" ");
   }
-  function resolveClass({ active, disabled }) {
+  function resolveClass({
+    active,
+    disabled,
+  }: {
+    active: boolean;
+    disabled: boolean;
+  }) {
     return classNames(
       "flex justify-between w-full px-4 py-2 text-sm leading-5 text-left",
       active ? "bg-gray-100 text-gray-900" : "text-gray-700",