[FIX] delivery: long trackingRef form view

Steps to reproduce:
- Create a transfer with a delivery method.
- Add a lot of characters in the tracking reference field.

Bug:
after saving the field overflows in the view

opw-3370813

closes odoo/odoo#135941

Signed-off-by: Djamel Touati (otd) <otd@odoo.com>

addons/delivery/views/delivery_view.xml

@@ -216,7 +216,7 @@
                         <field name="delivery_type" attrs="{'invisible':True}"/>
                         <label for="carrier_tracking_ref"/>
                         <div name="tracking">
-                            <field name="carrier_tracking_ref" class="oe_inline" attrs="{'readonly': [('state', 'in', ('done', 'cancel'))]}"/>
+                            <field name="carrier_tracking_ref" class="oe_inline text-break" attrs="{'readonly': [('state', 'in', ('done', 'cancel'))]}"/>
                             <button type='object' class="fa fa-arrow-right oe_link" name="cancel_shipment" string="Cancel" attrs="{'invisible':['|','|','|',('carrier_tracking_ref','=',False),('delivery_type','in', ['fixed', 'base_on_rule']),('delivery_type','=',False),('state','not in',('done'))]}"/>
                         </div>
                         <label for="weight" string="Weight"/>