User hasn`t possibility for change location on the fourth step of "Dataset" publisher;
Steps:
- Go to "https://sandbox.genesys-pgr.org/dashboard/datasets/edit" as admin user;
- Enter valid data on the firs step;
- Switch to fourth step;
- Click on the "Add location" button;
- Click on the any place on the map;
- Click on the another place on the map;
Expected result: Location is changed and data saved;
Actual result: Snack bar with "undefined" message appears;