Add integration test for change language

Signed-off-by: dab246 <tdvu@linagora.com>

integration_test/tests/setting/language/change_language_test.dart

@@ -0,0 +1,9 @@
+import '../../../base/test_base.dart';
+import '../../../scenarios/setting/language/change_language_scenario.dart';
+
+void main() {
+  TestBase().runPatrolTest(
+    description: 'Should see title in Setting change language when successfully selecting another language',
+    scenarioBuilder: ($) => ChangeLanguageScenario($),
+  );
+}