Update to Drupal 8.2.0. For more information, see https://www.drupal.org/project/drupal/releases/8.2.0

core/modules/contact/tests/modules/contact_test/config/install/contact.form.feedback.yml

@@ -5,3 +5,5 @@ reply: ''
 weight: 0
 status: true
 langcode: en
+message: 'Your message has been sent.'
+redirect: ''

core/modules/contact/tests/modules/contact_test_views/test_views/views.view.test_contact_link.yml

@@ -111,7 +111,7 @@ display:
           entity_type: user
       filters:
         status:
-          value: true
+          value: '1'
           table: users_field_data
           field: status
           id: status