docs(tooltip): update

docs/app/components/content/examples/tooltip/TooltipOpenExample.vue

@@ -1,11 +1,8 @@
 <script setup lang="ts">
 const open = ref(true)
 
-// Note: This is for demonstration purposes only. Don't do this at home.
-onMounted(() => {
-  setInterval(() => {
-    open.value = !open.value
-  }, 1000)
+defineShortcuts({
+  o: () => open.value = !open.value
 })
 </script>