Clean and reorder xml files

sale.xml

@@ -1,10 +1,12 @@
 <?xml version="1.0"?>
 <tryton>
     <data>
+
         <record model="ir.ui.view" id="sale_view_form">
             <field name="model">sale.sale</field>
             <field name="inherit" ref="sale.sale_view_form"/>
             <field name="name">sale_form</field>
         </record>
+
     </data>
 </tryton>

view/sale_form.xml

@@ -1,8 +1,8 @@
 <?xml version="1.0"?>
-<!-- The COPYRIGHT file at the top level of this repository contains the
-     full copyright notices and license terms. -->
 <data>
-    <xpath expr="/form/notebook/page[@id='other']/separator[@name='comment']" position="before">
+    <xpath
+        expr="/form/notebook/page[@id='other']/separator[@name='comment']"
+        position="before">
         <label name="paymode"/>
         <field name="paymode"/>
     </xpath>