[IMP] mrp,stock: add pivot/graph view for scrap

Add a pivot and graph view to scrap orders by default so users no longer
have to use studio to do scrap per products/manufacturing orders analysis.
To help support this, groupby picking/mo has also be added in.

Part 4 of Task: 2440068
Related ENT PR: odoo/enterprise#20169

Part-of: odoo/odoo#74951

addons/mrp/views/stock_scrap_views.xml

@@ -22,4 +22,15 @@
             </field>
         </field>
     </record>
+
+    <record id="stock_scrap_search_view_inherit_mrp" model="ir.ui.view">
+        <field name="name">stock.scrap.search.inherit.mrp</field>
+        <field name="model">stock.scrap</field>
+        <field name="inherit_id" ref="stock.stock_scrap_search_view"/>
+        <field name="arch" type="xml">
+            <xpath expr="//filter[@name='transfer']" position="after">
+                <filter string="Manufacturing Order" name="production_id" domain="[]" context="{'group_by':'production_id'}"/>
+            </xpath>
+        </field>
+    </record>
 </odoo>

addons/stock/views/stock_scrap_views.xml

@@ -15,6 +15,7 @@
                         <filter string="Product" name="product" domain="[]" context="{'group_by':'product_id'}"/>
                         <filter string="Location" name="location" domain="[]" context="{'group_by':'location_id'}"/>
                         <filter string="Scrap Location" name="scrap_location" domain="[]" context="{'group_by':'scrap_location_id'}"/>
+                        <filter string="Transfer" name="transfer" domain="[]" context="{'group_by':'picking_id'}"/>
                     </group>
                 </search>
             </field>
@@ -136,7 +137,7 @@
             <field name="name">Scrap Orders</field>
             <field name="type">ir.actions.act_window</field>
             <field name="res_model">stock.scrap</field>
-            <field name="view_mode">tree,form,kanban</field>
+            <field name="view_mode">tree,form,kanban,pivot,graph</field>
             <field name="help" type="html">
               <p class="o_view_nocontent_smiling_face">
                 Scrap products