[Functional][Admin/Job]Verify that vacancy titles can be sorted in ascending alphabetical order (A–Z)

[TimofiySharshevskiy]

Priority: Medium

Preconditions

1. Admin is logged in.
2. The “Вакансії” page is open.
3. At least 3 vacancies exist with distinct titles: “Dev” “new job” “qa_qc_manager”
4. Default sorting is by last modification or date

Steps to reproduce

1. Click on 'Назва' column header to sort the list.
2. Click once on the column header to apply ascending sorting (A–Z).

Expected result The vacancy list is sorted in ascending alphabetical order by the “Назва” column. The order is as follows: “Dev”, “new job”, “qa_qc_manager”. The sorting icon indicates ascending order (A–Z) Postconditions The sorting order remains active until manually changed.

User story: #836