[18.0][OU-ADD] stock

[MiquelRForgeFlow]

Depends on:

• [x] https://github.com/OCA/openupgradelib/pull/412

Depends on :

• product : #4839
• barcodes_gs1_nomenclature : #4951
• digest : #4950

[MiquelRForgeFlow]

/ocabot migration stock

[rvalyi]

for reference the 2 breaking changes and main feature in the stock module for 18.0: https://github.com/akretion/odoo-module-diff-analysis/tree/main/18.0/stock