Change `ruby:2.6` to `ruby:3.3` in the Run your CI/CD jobs in Docker containers docs
What does this MR do?
Change ruby:2.6
to ruby:3.3
in the Run your CI/CD jobs in Docker containers docs
Why was this MR needed?
Documentation review and update for KR 8511
What are the relevant issue numbers?
Edited by Darren Eastman