[18.0][MIG] sale_stock_mto_as_mts_orderpoint_product_variant: Migration to 18.0

[chaule97]

• move from OCA/stock-logistics-workflow to OCA/stock-logistics-orderpoint
• I format-patch from [14.0][IMP/ADD] stock_product_variant_mto, sale_stock_mto_as_mts_orderpoint_product_variant: Handle mto route at variant level stock-logistics-workflow#1461
• Depend on:
  • [18.0][MIG] stock_product_variant_mto: Migration to 18.0
  • [18.0][MIG] sale_stock_mto_as_mts_orderpoint: Migration to 18.0

[rousseldenis]

/ocabot migration sale_stock_mto_as_mts_orderpoint_product_variant

[jbaudoux]

Depend on stock_orderpoint_mto_as_mts instead and rename to stock_orderpoint_mto_product_variant_as_mts

The migrated PR is in draft, we probably need to stall this until underlying PR is finished. Tests are red