fix: sonar issues.

Author: lucianareginalino

src/Liquid.Core/Exceptions/DataMappingException.cs

@@ -1,13 +1,11 @@
 using System;
 using System.Diagnostics.CodeAnalysis;
-using System.Runtime.Serialization;
 
 namespace Liquid.Core.Exceptions
 {
     /// <summary>
     /// Occurs when an exception is raised during data mapping.
     /// </summary>
-    [Serializable]
     [ExcludeFromCodeCoverage]
     public class DataMappingException : Exception
     {
@@ -34,14 +32,5 @@ public DataMappingException(string message) : base(message)
         public DataMappingException(string message, Exception innerException) : base(message, innerException)
         {
         }
-
-        /// <summary>
-        /// Initializes a new instance of the <see cref="DataMappingException"/> class with serialized data.
-        /// </summary>
-        /// <param name="info"></param>
-        /// <param name="context"></param>
-        public DataMappingException(SerializationInfo info, StreamingContext context)
-        {
-        }
     }
 }