Updated to net9.0

Source/Game/Chat/Commands/DebugCommands.cs

@@ -1449,4 +1449,4 @@ namespace Game.Chat
             handler.SendSysMessage($"Map Id: {map.GetId()} Name: '{map.GetMapName()}' Instance Id: {map.GetInstanceId()} Highest Guid Creature: {map.GetMaxLowGuid(HighGuid.Creature)} GameObject: {map.GetMaxLowGuid(HighGuid.GameObject)}");
         }
     }
-}
+}

Source/Game/Game.csproj

@@ -2,6 +2,7 @@
 <Import Project="..\..\default.props" />
   <PropertyGroup>
     <AllowUnsafeBlocks>True</AllowUnsafeBlocks>
+    <TargetFramework>net9.0</TargetFramework>
   </PropertyGroup>
 
   <ItemGroup>