[PIM-1252] When we choose other locale we expect to have group label, attribute label and values translated

```
Bug fix: no
Feature addition: yes
Backwards compatibility break: no
Unit test passes: no
Behat scenarios passes: no
Checkstyle issues: yes
Documentation PR:
Fixes the following jira:
 - PIM-1252
```

## Todo
- [x] Check that values are also translated.