[REF] theme_vehicle: normalize XML indentation

Part-of: odoo/design-themes#500

theme_vehicle/data/ir_asset.xml

@@ -1,6 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <odoo>
-    <data>
 
 <record id="theme_vehicle.primary_variables_scss" model="theme.ir.asset">
     <field name="key">theme_vehicle.primary_variables_scss</field>
@@ -25,5 +24,4 @@
     <field name="path">theme_vehicle/static/src/scss/bootstrap_overridden.scss</field>
 </record>
 
-    </data>
 </odoo>

theme_vehicle/views/images.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
-<openerp>
-    <data>
+<odoo>
+
 <!-- Not used anymore by the editor: files and records kept for back-compatibility.
 Check in theme_monglia's primary_variables.scss, theme.scss and theme_common's mixins.scss -->
 <record id="image_content_02" model="theme.ir.attachment">
@@ -205,5 +205,5 @@
     <field name="name">website.library_image_17</field>
     <field name="url">/theme_vehicle/static/src/img/snippets/s_newsletter.jpg</field>
 </record>
-    </data>
-</openerp>
+
+</odoo>