Move CI job config entries from legacy to new config

What does this MR do?

This MR extracts jobs configuration logic from legacy CI config processor to the new code.

What are the relevant issue numbers?

#15060 (closed)

Does this MR meet the acceptance criteria?

• Tests
  • Added for this feature/bug
  • All builds are passing
• Conform by the style guides
• Branch has no merge conflicts with master (if you do - rebase it please)

Added 1 commit:

• 9686a4f2 - Remove code creating job hash from legacy CI config

Added 1 commit:

• 5b7f211c - Add new CI config entry that holds jobs definition

mentioned in issue #18920 (closed)

Changed title: WIP: Extract jobs config to separate key in config hash → WIP: Move job CI config entries from legacy to new config

Changed title: WIP: Move job CI config entries from legacy to new config → WIP: Move CI job config entries from legacy to new config

Added 1 commit:

• ff89ef71 - Add new CI config entry that represents CI/CD job

Added 1 commit:

• e00ae9a8 - Add new CI config entry for single job in pipeline

Added 1 commit:

• 6ae80732 - Add ability to define nodes in new CI config entry

Added 1 commit:

• dbab56a9 - Create composite job entries in new CI config

Added 1 commit:

• b1b0c18b - Add hidden job in new CI config that is irrelevant

Added 1 commit:

• 580c4e18 - Move decision about relevant jobs to new CI config

Added 1 commit:

• 4491bf28 - Move CI job config validations to new classes

Added 1 commit:

• 6f02da2c - Simplify legacy CI config processor a little

Marked the task Added for this feature/bug as completed

Added 1 commit:

• b0ae0d73 - Use only node factory to create CI config entries

Added 1 commit:

• 46d620da - Delegates methods to default CI entry if undefined

Added 1 commit:

• 285c3d9f - Improve validation of CI config entry if composite

Added 1 commit:

• fea77624 - Delegate methods to default CI entry if undefined

Added 1 commit:

• de8b93bb - Improve validation of CI config entry if composite

Added 1 commit:

• 1df87a7d - Add undefined CI node strategies to handle defaults