API C LFGList.GetApplicantDungeonScoreForListing

Needs summary.
 bestDungeonScoreForListing = C_LFGList.GetApplicantDungeonScoreForListing(localID, applicantIndex, activityID)
==Arguments==
:;localID:
:;applicantIndex:
:;activityID:
==Returns==
:;bestDungeonScoreForListing:
==Patch changes==