API C MythicPlus.GetWeeklyChestRewardLevel

Needs summary.
 currentWeekBestLevel, weeklyRewardLevel, nextDifficultyWeeklyRewardLevel, nextBestLevel = C_MythicPlus.GetWeeklyChestRewardLevel()
==Returns==
:;currentWeekBestLevel:
:;weeklyRewardLevel:
:;nextDifficultyWeeklyRewardLevel:
:;nextBestLevel:
==Patch changes==