Foreman Maintain

Fixes #21984 - Migration phase setup repos for Z stream upgrade

Fixes #21208 - set value of assumeyes to true for package update

Fixes #20974 - procedures for Katello-Service stop and start

Fixes #20847 - Unify steps description

Fixes #20641 - clean the upgrade storage on upgrade finish

Fixes #20625 - Add 'upgrade scneario'

• 6.2 -> 6.2.z
• 6.2 -> 6.3
• 6.3 -> 6.3.z

Run installer

Configure repositories and update packages

Update the satellite upgrade to new code

Extract control flow of upgrades to special file