Commit 240d191ba3 introduced the field
company_id on model stock.move.line and a python constraint that check
if the company is the same on the move line and on the related move.
In order to avoid performance issue, this commit replace the constraint
by a 'related' parameter on the company field.
As the company_id is not editable we suppose this change will not introduced
unwanted errors
Task : 1970012
closesodoo/odoo#32738
Signed-off-by: Simon Lejeune (sle) <sle@openerp.com>