[2022] add hint about live stream

Author: exoji2e

ncpc2022/index.md

@@ -28,6 +28,9 @@ The Nordic Collegiate Programming Contest {{ page.year }} takes place <b>{{ page
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 The contest is hosted on [https://ncpc22.kattis.com/contests/ncpc22](https://ncpc22.kattis.com/contests/ncpc22). Use your own Kattis account, it will be linked to your team the day before the contest. If you do not have a Kattis account, an account will be created for you and you will receive an email with information about your new account.
 
+<br />
+There will be a live stream with a solution walk through and a scoreboard resolver starting approximately 15 minutes after the contest. The link will be posted here when available.
+
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 The [rules](#rules) have changed since previous years, please read through them.  Notably: