docs: clarify control parity accounting

tests/unit/test_portfolio_capacity_research.py

@@ -69,7 +69,7 @@ def _business_days(start: date, end: date) -> list[date]:
     return days
 
 
-def test_new_simulator_options_preserve_legacy_control_path():
+def test_new_simulator_option_defaults_match_explicit_defaults():
     start = date(2025, 1, 6)
     ords = [start.toordinal() + offset for offset in range(8)]
     prices = {'AAA': _prices(ords)}