use utf8 encoding for this python file

product/ERP5Catalog/tests/testERP5Catalog.py

@@ -653,8 +653,7 @@ class TestERP5Catalog(ERP5TypeTestCase, LogInterceptor):
   def test_19_SearchFolderWithNonAsciiCharacter(self):
     person_module = self.getPersonModule()
 
-    # Now we will try the same thing as previous test and look at searchFolder
-    title='S\xc3\xa9bastien'
+    title = 'Sébastien'
     person = person_module.newContent(id='5',portal_type='Person',title=title)
     person.immediateReindexObject()
     folder_object_list = [x.getObject().getId() for x in person_module.searchFolder()]