[FIX] sale_project: fix percentage field width issue in milestone form

This commit make percentage field width 25% so field and percentage
symbol look nearer.

task-3018123

closes odoo/odoo#103183

Related: odoo/enterprise#32797
Signed-off-by: Laurent Stukkens (ltu) <ltu@odoo.com>

addons/sale_project/views/project_task_views.xml

@@ -111,7 +111,7 @@
                     <field name="sale_line_id" groups="!sales_team.group_sale_salesman" placeholder="Non-billable" options="{'no_open': True}" readonly="1"/>
                     <field name="sale_line_id" groups="sales_team.group_sale_salesman" options="{'no_create': True}" placeholder="Non-billable" readonly="0"/>
                     <field name="quantity_percentage" groups="!sales_team.group_sale_salesman" widget="percentage" readonly="1"/>
-                    <field name="quantity_percentage" groups="sales_team.group_sale_salesman" widget="percentage" readonly="0"/>
+                    <field name="quantity_percentage" class="w-25" groups="sales_team.group_sale_salesman" widget="percentage" readonly="0"/>
                 </group>
             </xpath>
         </field>