RI-7452: use unlink instead of delete for bulk delete

[KrumTy]

Description

• Use UNLINK instead of DEL in bulk deletion to avoid using blocking commands.

[github-actions]

Code Coverage - Integration Tests

Status	Category	Percentage	Covered / Total
🟢	Statements	81.53%	16242/19921
🟡	Branches	64.34%	7306/11354
🟡	Functions	70.27%	2272/3233
🟢	Lines	81.16%	15280/18825

[github-actions]

Code Coverage - Backend unit tests

St.❔	Category	Percentage	Covered / Total
🟢	Statements	92.34%	13863/15013
🟡	Branches	74.13%	4184/5644
🟢	Functions	85.84%	2133/2485
🟢	Lines	92.14%	13251/14382

Test suite run success

2959 tests passing in 287 suites.

Report generated by 🧪jest coverage report action from 3591041

[github-actions]

Code Coverage - Frontend unit tests

St.❔	Category	Percentage	Covered / Total
🟢	Statements	82.12%	20038/24400
🟡	Branches	67.47%	8673/12855
🟡	Functions	76.21%	5330/6994
🟢	Lines	82.54%	19617/23766

Test suite run success

5162 tests passing in 677 suites.

Report generated by 🧪jest coverage report action from 3591041