Add [Retained] label to cluster jewel notables from previous enchant

Grey out notables in the affix dropdown that only appear because
they are currently selected but have zero spawn weight on the
active enchantment. This makes it clear which mods were carried
over from a different cluster jewel enchant.

Author: EtherealCarnivore

src/Classes/ItemsTab.lua

@@ -1785,10 +1785,14 @@ function ItemsTabClass:UpdateAffixControl(control, item, type, outputTable, outp
 	end
 	local selAffix = item[outputTable][outputIndex] and item[outputTable][outputIndex].modId
 	local affixList = { }
+	local retainedAffixes = { }
 	for modId, mod in pairs(item.affixes) do
 		if mod.type == type and not excludeGroups[mod.group] and not item:CheckIfModIsDelve(mod) then
-			if item:GetModSpawnWeight(mod, extraTags) > 0 or modId == selAffix then
+			if item:GetModSpawnWeight(mod, extraTags) > 0 then
 				t_insert(affixList, modId)
+			elseif modId == selAffix then
+				t_insert(affixList, modId)
+				retainedAffixes[modId] = true
 			end
 		end
 	end
@@ -1824,7 +1828,9 @@ function ItemsTabClass:UpdateAffixControl(control, item, type, outputTable, outp
 			end
 			local modString = table.concat(mod, "/")
 			local label = modString
-			if item.type == "Flask" then
+			if retainedAffixes[modId] then
+				label = "^8[Retained] " .. modString
+			elseif item.type == "Flask" then
 				label = mod.affix .. "   ^8[" .. modString .. "]"
 			end
 			control.list[i + 1] = {