Changed ExpressionHelper.GetExpression to get an expression not just from where it is defined

Author: jaguzman

src/DotNetToolkit.Repository/Utility/ExpressionHelper.cs

@@ -58,7 +58,7 @@ public static Expression GetExpression<T>([NotNull] string path)
 
             Expression body = param;
 
-            foreach (var pi in parts.Select(prop => type.GetTypeInfo().GetDeclaredProperty(prop)))
+            foreach (var pi in parts.Select(prop => type.GetProperty(prop)))
             {
                 body = Expression.Property(body, pi);
                 type = pi.PropertyType;