openjdk versions and support for Debian / Ubuntu for documentation

[jivepig]

Docs Cover installing Graylog on Debian and or Ubuntu however versions of openjdk are different in the docs.
From Docs,
Debian: sudo apt install apt-transport-https openjdk-11-jre-headless uuid-runtime pwgen dirmngr gnupg wget
Ubuntu: sudo apt-get install apt-transport-https openjdk-8-jre-headless uuid-runtime pwgen

Context

What versions shall be preferred V8 or V11 for openjdk?

Expected Content

Docs should have appropriate links to install preferred openjdk versions

Your Environment

4.0 and 4.1.1 on Ubuntu

• Graylog Version: 4.1.1
• Elasticsearch Version: v7.10
• MongoDB Version: V4.2
• Operating System: Ubuntu
• Browser version: Firefox