Update copyright headers to 2023

Author: BHoMBot

BHoM_Datasets/Properties/AssemblyInfo.cs

@@ -1,6 +1,6 @@
 /*
  * This file is part of the Buildings and Habitats object Model (BHoM)
- * Copyright (c) 2015 - 2022, the respective contributors. All rights reserved.
+ * Copyright (c) 2015 - 2023, the respective contributors. All rights reserved.
  *
  * Each contributor holds copyright over their respective contributions.
  * The project versioning (Git) records all such contribution source information.
@@ -57,3 +57,4 @@
 [assembly: AssemblyVersion("6.0.0.0")]
 [assembly: AssemblyFileVersion("6.1.0.0")]
 
+