chore: updates alert banner data

website/data/alert-banner.js

@@ -4,10 +4,9 @@ export const ALERT_BANNER_ACTIVE = true
 export default {
   tag: 'June 8-11',
   url: 'https://hashiconf.com/europe/?utm_source=DocsBanner',
-  text:
-    'The countdown to HashiConf Europe is on, and the full schedule is now live.',
-  linkText: 'View Schedule',
+  text: 'HashiConf Europe is happening now. Join all sessions live June 8 & 9.',
+  linkText: 'Join Now',
   // Set the `expirationDate prop with a datetime string (e.g. `2020-01-31T12:00:00-07:00`)
   // if you'd like the component to stop showing at or after a certain date
-  expirationDate: null,
+  expirationDate: `2021-06-12T12:00:00-07:00`,
 }