[FIX] template name duplication

template/stock_availability_template.xml

 <?xml version="1.0" encoding="utf-8"?>
 <odoo>
     <!--  Inherit parent  -->
-    <template id="assets_frontend_3a" inherit_id="website_sale_stock_available_display.stock_info" name="3A Cart stock infos">
+    <template id="stock_available_display_3a" inherit_id="website_sale_stock_available_display.stock_info" name="3A Cart stock infos">
         <xpath expr="//div" position="replace">
             <t t-if="virtual_available > 0">
                 <div t-attf-class="availability_messages text-#{virtual_available and 'success' or 'danger'}">