Core/Loot: Updated LootType enum for 9.2.7

Port From (https://github.com/TrinityCore/TrinityCore/commit/74dbed1d0ea11373b5765a4c53b1a762203fcbd2)

Source/Framework/Constants/LootConst.cs

@@ -75,14 +75,17 @@ namespace Framework.Constants
         Pickpocketing = 2,
         Fishing = 3,
         Disenchanting = 4,
-        // Ignored Always By Client
+        Item = 5,
         Skinning = 6,
-        Prospecting = 7,
-        Milling = 8,
+        GatheringNode = 8,
+        Chest = 9,
+        CorpsePersonal = 14,
 
         Fishinghole = 20,                       // Unsupported By Client, Sending Fishing Instead
         Insignia = 21,                        // Unsupported By Client, Sending Corpse Instead
-        FishingJunk = 22 // unsupported by client, sending LOOT_FISHING instead
+        FishingJunk = 22, // unsupported by client, sending LOOT_FISHING instead
+        Prospecting = 23,
+        Milling = 24
     }
 
     public enum LootItemType

Source/Framework/Constants/SharedConst.cs

@@ -445,6 +445,24 @@ namespace Framework.Constants
         {
             return slot >= PetSaveMode.FirstStableSlot && slot < PetSaveMode.LastStableSlot;
         }
+
+        public static LootType GetLootTypeForClient(LootType lootType)
+        {
+            switch (lootType)
+            {
+                case LootType.Prospecting:
+                case LootType.Milling:
+                    return LootType.Disenchanting;
+                case LootType.Insignia:
+                    return LootType.Skinning;
+                case LootType.Fishinghole:
+                case LootType.FishingJunk:
+                    return LootType.Fishing;
+                default:
+                    break;
+            }
+            return lootType;
+        }
     }
 
     public enum Locale