Rename forgotten wettingPhaseIdx() instances to wettingPhase()
with d23929df wettingPhaseIdx() was renamed to wettingPhase()
There are still a few tests e.g. test_thermalconductivity
that use the old wettingPhaseIdx()
with d23929df wettingPhaseIdx() was renamed to wettingPhase()
There are still a few tests e.g. test_thermalconductivity
that use the old wettingPhaseIdx()