This change adds configuration options for the Human Resources app, making HR-related settings easier to manage from the standard settings area. It helps administrators adjust HR behavior more centrally without needing technical changes.

Task : https://www.odoo.com/web?#id=21703&view_type=form&model=project.task&action=333&active_id=131&menu_id=4720

Pad : https://pad.odoo.com/p/r.aQ8dxoQt3CRF0RbD

This update reorganizes and modernizes manufacturing, repair, procurement, and equipment maintenance areas to make them easier to maintain and extend. Business users should see a more consistent foundation for maintenance and manufacturing workflows, with related HR equipment and payroll demo data adjusted as part of the cleanup.

Description of the issue/feature this PR addresses:

Current behavior before PR:

Desired behavior after PR is merged:
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This update restructures manufacturing-related code and moves equipment maintenance into clearer module areas, aligning it with newer Odoo development standards. Business users should see little direct workflow change, but the cleanup helps make future manufacturing, repair, and maintenance improvements easier and safer to deliver.