show correct timer even when player is currently in a key

Modules/DungeonSelect.lua

@@ -103,11 +103,17 @@ function MDT:UpdateDungeonDropDown()
       local timer
       if mapInfo.mapID then
         timer = select(3, C_ChallengeMode.GetMapUIInfo(mapInfo.mapID))
+        -- we want to always show the correct timer including the Challenger's Peril affix
+        -- add 90s if we are not currently in a key
+        local activeKeystoneLevel = select(1, C_ChallengeMode.GetActiveKeystoneInfo())
+        if not activeKeystoneLevel or activeKeystoneLevel < 7 then
+          timer = timer + 90
+        end
       end
       GameTooltip:SetOwner(dungeonButtons[idx], "ANCHOR_BOTTOMRIGHT", -dungeonButtons[idx]:GetWidth(), 0)
       GameTooltip:AddLine(MDT.dungeonList[dungeonIdx], 1, 1, 1)
       if timer then
-        GameTooltip:AddLine(L["Timer"]..": "..formatTime(timer + 90), 1, 1, 1)
+        GameTooltip:AddLine(L["Timer"]..": "..formatTime(timer), 1, 1, 1)
       end
       GameTooltip:Show()
     end)