Remove TextDocumentPosition type

Author: Kapil Borle

src/PowerShellEditorServices.Protocol/LanguageServer/TextDocument.cs

@@ -65,18 +65,6 @@ public class VersionedTextDocumentIdentifier : TextDocumentIdentifier
         public int Version { get; set; }
     }
 
-    /// <summary>
-    /// Defines a position in a text document.
-    /// </summary>
-    [DebuggerDisplay("TextDocumentPosition = {Position.Line}:{Position.Character}")]
-    public class TextDocumentPosition : TextDocumentIdentifier
-    {
-        /// <summary>
-        /// Gets or sets the position in the document.
-        /// </summary>
-        public Position Position { get; set; }
-    }
-
     /// <summary>
     /// A parameter literal used in requests to pass a text document and a position inside that document.
     /// </summary>