Migration to version 13.0

[jjscarafia]

Todo

https://github.com/OCA/maintainer-tools/wiki/Migration-to-version-13.0

Modules to migrate

• purchase_stock_ux
• purchase_mrp_ux
• purchase_global_discount
• purchase_suggest
• purchase_ux
• purchase_stock_analytic
• purchase_quotation_products