[FIX] stock: domain optimization

'State' field on stock move is indexed. Some domains on stock move state
are expressed like (state, not in, ('a', 'b', 'c')) instead of (state,
in, ('d', 'e', 'f', NULL)). The 'not in' domain won't the index and thus
will be relatively slower

closes odoo/odoo#106740

Signed-off-by: Rémy Voet <ryv@odoo.com>