Update routes.js (#50010)

Add two new UI routes for Android host vitals tooltips

<!-- Add the related story/sub-task/bug number, like Resolves #123, or
remove if NA -->
**Related issue:** #49791 


<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->

## Summary by CodeRabbit

* **New Features**
* Added convenient links for learning more about device security posture
and software update status.
* These links redirect to the relevant Google Android Management API
reference documentation.

<!-- end of auto-generated comment: release notes by coderabbit.ai -->

website/config/routes.js

@@ -1368,6 +1368,9 @@ module.exports.routes = {
   'GET /learn-more-about/windows-default-fleet': '/guides/windows-mdm-setup#set-a-default-fleet-for-new-hosts',
   'GET /learn-more-about/device-and-user-scope': '/guides/custom-os-settings#device-and-user-scope',
   'GET /learn-more-about/idp-account-sync': '/guides/deploying-apple-account-provisioning-with-fleet',
+  'GET /learn-more-about/security-posture': 'https://developers.google.com/android/management/reference/rest/v1/enterprises.devices#DevicePosture',
+  'GET /learn-more-about/software-update-status': 'https://developers.google.com/android/management/reference/rest/v1/enterprises.devices#SystemUpdateInfo',
+
 
   // Sitemap
   // =============================================================================================================