Revert "[hack] fix context error on expiry wizard"

This reverts commit 95cce7d3.

__init__.py

@@ -3,4 +3,3 @@
 
 from . import models
 from . import report
-from . import wizard

wizard/__init__.py

-# Copyright 2021 Le Filament (<http://www.le-filament.com>)
-# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
-
-from . import confirm_expiry

wizard/confirm_expiry.py

-# Copyright 2021 Le Filament (<http://www.le-filament.com>)
-# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
-
-from odoo import models
-
-
-class ConfirmExpiry(models.TransientModel):
-    _inherit = 'expiry.picking.confirmation'
-
-    def process(self):
-        """
-        Inherit function to pop default_lot_ids in context
-        """
-        ctx = dict(self._context, skip_expired=True)
-        ctx.pop('default_lot_ids')
-        self = self.with_context(ctx)
-        return super(ConfirmExpiry, self).process()