[FIX] mrp: bom structure tree view

The tree views were removed in the new webclient but the reference of
the bom structure tree view was still there.

Closes #20108

addons/mrp/views/mrp_bom_views.xml

@@ -199,20 +199,6 @@
                 </tree>
             </field>
         </record>
-       <record id="mrp_bom_line_tree_view" model="ir.ui.view">
-            <field name="name">mrp.bom.tree</field>
-            <field name="model">mrp.bom.line</field>
-            <field name="field_parent">child_line_ids</field>
-            <field name="arch" type="xml">
-                <tree string="Bill of Materials">
-                    <field name="sequence" invisible="1"/>
-                    <field name="product_id"/>
-                    <field name="product_qty"/>
-                    <field name="product_uom_id" options="{'no_open':True,'no_create':True}" groups="product.group_uom"/>
-                    <field name="routing_id" groups="mrp.group_mrp_routings"/>
-                </tree>
-            </field>
-        </record>
         <record id="view_mrp_bom_line_filter" model="ir.ui.view">
             <field name="name">mrp.bom.line.select</field>
             <field name="model">mrp.bom.line</field>
@@ -229,16 +215,6 @@
                 </search>
             </field>
         </record>
-        <record id="mrp_bom_line_action_from_bom" model="ir.actions.act_window">
-            <field name="name">Bill of Materials Structure</field>
-            <field name="type">ir.actions.act_window</field>
-            <field name="res_model">mrp.bom.line</field>
-            <field name="domain">[('bom_id', 'in', active_ids)]</field>
-            <field name="view_type">tree</field>
-            <field name="view_id" ref="mrp_bom_line_tree_view"/>
-            <field name="view_type">tree</field>
-            <field name="binding_model_id" ref="mrp.model_mrp_bom"/>
-        </record>
 
         <record id="template_open_bom" model="ir.actions.act_window">
             <field name="context">{'default_product_tmpl_id': active_id, 'search_default_product_tmpl_id': active_id}</field>