fix: udpate tns run ios --bundle tests

Author: dtopuzov

data/images/iPhone7N/template-master-detail-ng_bundle_sync.png

@@ -76,6 +76,8 @@ def apply_changes(self, demo, platform, device_id):
             ReplaceHelper.replace(demo, self.xml_change)
             if platform == Platform.ANDROID:
                 assert Device.wait_for_text(device_id=device_id, text=xml, timeout=20), "Failed to apply XML changes!"
+
+        # Change SASS files.
         ReplaceHelper.replace(demo, self.sass_root_level_variable_change, sleep=10)
         if platform == Platform.ANDROID:
             ReplaceHelper.replace(demo, self.sass_root_level_android_change, sleep=10)