v0.9 release: feature page

Issue Background

Feature page was created for the beta release. For the stable release needs to be updated and extended.

Issue description

• Update the tables with the versions shipped in the v0.9 release
  • Add python versions
• Extend the initial description of what we are shipping.
• Increase the number of links in the Interesting Links section including other links to technical information about the technologies used in the VM released.
• Update the Known issues section
• Include links to LAVA and kernelci description in the first section, when describing what is included in the box.
• Update the version of the components in the block diagram
• Include the link to the release announcement
• Correct the Gitlab.com link now that the repos has been moved.

Acceptance criteria

• Check by @toscalix and close this issue.

This task is related with #37 (closed) This task blocks #41 (closed)