Test test_symbol_list_parallel_stress_with_delete flaky

[G-D-Petrov]

Describe the bug

Test test_symbol_list_parallel_stress_with_delete is flaky.
The test has been added as xfail in order to reduce unnecessary build failure, please remove this xfail when the tests is fixed.

Example:

FAILED tests/integration/arcticdb/version_store/test_symbol_list.py::test_symbol_list_parallel_stress_with_delete[True-10-3-2-2] - AssertionError: assert 1 == 0
 +  where 1 = len({'LFwGVFF'})
=== 1 failed, 1517 passed, 721 skipped, 1129 warnings in 2347.21s (0:39:07) ===

Steps/Code to Reproduce

Run the problematic pytest - test_symbol_list_parallel_stress_with_delete

Expected Results

The test should succeed/fail consistently.

OS, Python Version and ArcticDB Version

Windows and Linux pytest when ran in parallel.

Backend storage used

No response

Additional Context

No response

[IvoDD]

Duplicate of #1198