C# 9 Cleanup (#325)

- [X] Removes EventArgs - not needed
- [X] Merges sequential checks
- [X] Removes redundant type declarations

Projects/Server/Utilities/RefPool.cs

@@ -60,7 +60,7 @@ namespace Server.Utilities
         public const int DEFAULT_RESOURCE_RETENTION = 10;
         private readonly Generator m_Generator;
 
-        private readonly Stack<TRef> m_Resources = new Stack<TRef>();
+        private readonly Stack<TRef> m_Resources = new();
         private int m_MaxRefrenceRetention;
 
         /// <param name="generator">The generator function for creating new resources.</param>

Projects/Server/Utilities/Utility.cs

@@ -100,7 +100,7 @@ namespace Server
             SkillName.Tinkering
         };
 
-        private static readonly Stack<ConsoleColor> m_ConsoleColors = new Stack<ConsoleColor>();
+        private static readonly Stack<ConsoleColor> m_ConsoleColors = new();
 
         public static Encoding UTF8 => m_UTF8 ??= new UTF8Encoding(false, false);
         public static Encoding UTF8WithEncoding => m_UTF8WithEncoding ??= new UTF8Encoding(true, false);