Update model tutorials

Description

Update the tutorials in the model series

News snippet

Update the tutorials in the model series

Checklist

• I have checked that my code follows the Octopus coding standards
• I have added tests for all the new features added in this request.

changed milestone to %12.1

added Tutorials label

requested review from @nicolastd

assigned to @martin.lueders

changed target branch from main to hotfix-12.1

@martin.lueders This looks good to me. I just suggested a minor change, and else, it seems to me to be ready to go into main.

added 1 commit

• 312ae2e7 - included 'iterative'

Compare with previous version

approved this merge request

resolved all threads

enabled an automatic merge when the pipeline for 312ae2e7 succeeds

mentioned in commit 0a1a23c3

merged