API C ArtifactUI.GetEquippedArtifactNumRelicSlots

Needs summary.
 numRelicSlots = C_ArtifactUI.GetEquippedArtifactNumRelicSlots([onlyUnlocked])
==Arguments==
:;onlyUnlocked: - If true then only the relic slots that are unlocked will be considered.
==Returns==
:;numRelicSlots:
==Patch changes==