[FIX] stock: Never hide the invoice control on pickings

Invoice control field was invisible, and we cannot change value if none selected or copy picking in.
Fixes #3636

diff --git a/addons/stock/stock_view.xml b/addons/stock/stock_view.xml
index 6a58107..74d9c76 100644 (file)
--- a/addons/stock/stock_view.xml
+++ b/addons/stock/stock_view.xml
@@ -765,7 +765,7 @@
                         <group>
                             <field name="partner_id" on_change="onchange_partner_in(partner_id)"/>
                             <field name="backorder_id" readonly="1" attrs="{'invisible': [('backorder_id','=',False)]}"/>
-                            <field name="invoice_state" string="Invoice Control" groups="account.group_account_invoice" attrs="{'invisible':[('invoice_state', '=', 'none')]}"/>
+                            <field name="invoice_state" string="Invoice Control" groups="account.group_account_invoice"/>
                             <field name="stock_journal_id" widget="selection" groups="account.group_account_user"/>
                         </group>
                         <group>