[IMP] website: multi-website snippets with the same key

Allow duplicate snippets to have different versions for different websites

This commit closes #24429

addons/web_editor/models/ir_qweb.py

@@ -46,7 +46,12 @@ class QWeb(models.AbstractModel):
 
     def _compile_directive_snippet(self, el, options):
         el.set('t-call', el.attrib.pop('t-snippet'))
-        name = self.env['ir.ui.view'].search([('key', '=', el.attrib.get('t-call'))]).display_name
+        name = self.env['ir.ui.view'].search([
+            ('key', '=', el.attrib.get('t-call')),
+            '|',
+            ('website_id', '=', options.get('website_id', False)),
+            ('website_id', '=', False)
+        ], order='website_id DESC', limit=1).display_name
         thumbnail = el.attrib.pop('t-thumbnail', "oe-thumbnail")
         div = u'<div name="%s" data-oe-type="snippet" data-oe-thumbnail="%s">' % (
             escape(pycompat.to_text(name)),