fix: restore test_unitray.py to prev version
In the last merge (1e2973a6), there was an involuntary change in src/service/tests/test_unitary.py.
This mr restores this file to its previous version.
In the last merge (1e2973a6), there was an involuntary change in src/service/tests/test_unitary.py.
This mr restores this file to its previous version.