Core/AHBot: Add missing AuctionHouseBot.Class.CLASS.Allow.Zero to config

Ref #16859

src/server/worldserver/worldserver.conf.dist

@@ -2939,6 +2939,27 @@ AuctionHouseBot.MinTime = 1
 
 AuctionHouseBot.MaxTime = 72
 
+#
+#    AuctionHouseBot.Class.CLASS.Allow.Zero = 0
+#       Description: Include items without a sell or buy price.
+#       Default:     0 - (Disabled)
+#                    1 - (Enabled)
+
+AuctionHouseBot.Class.Consumable.Allow.Zero = 0
+AuctionHouseBot.Class.Container.Allow.Zero = 0
+AuctionHouseBot.Class.Weapon.Allow.Zero = 0
+AuctionHouseBot.Class.Gem.Allow.Zero = 0
+AuctionHouseBot.Class.Armor.Allow.Zero = 0
+AuctionHouseBot.Class.Reagent.Allow.Zero = 0
+AuctionHouseBot.Class.Projectile.Allow.Zero = 0
+AuctionHouseBot.Class.TradeGood.Allow.Zero = 0
+AuctionHouseBot.Class.Recipe.Allow.Zero = 0
+AuctionHouseBot.Class.Quiver.Allow.Zero = 0
+AuctionHouseBot.Class.Quest.Allow.Zero = 0
+AuctionHouseBot.Class.Key.Allow.Zero = 0
+AuctionHouseBot.Class.Misc.Allow.Zero = 0
+AuctionHouseBot.Class.Glyph.Allow.Zero = 0
+
 #
 #    AuctionHouseBot.Items.Vendor
 #       Description: Include items that can be bought from vendors.
@@ -3067,8 +3088,6 @@ AuctionHouseBot.Class.Key.Price.Ratio = 100
 AuctionHouseBot.Class.Misc.Price.Ratio = 100 
 AuctionHouseBot.Class.Glyph.Price.Ratio = 100 
 
-
-
 #
 #    AuctionHouseBot.Items.ItemLevel.*
 #       Description: Prevent seller from listing items below/above this item level