Consolidate P1457 and P1459

[eloiferrer]

Issue description: Two 'description' properties where created due to the label being manually changed. All items should just use the same property and the redundant one has to be deleted.

TODOS:

• [x] Update all items here: https://tinyurl.com/2cd2fou8 to use P1459
• [x] Update templates that use P1457
• [x] Delete property P1457

Acceptance-Criteria

Checklist for this issue:

• [ ] Assignee has been set for this issue
• [ ] All fields of the issue have been filled
• [ ] Issue has been assigned to the main project
• [ ] Code was merged
• [ ] Feature branch has been deleted and issues were updated / closed
• [ ] Issue is tracked by an epic, or the label 'non-epic' is set to the issue.