docs: add XML documentation to PepperDash.Core project

Co-authored-by: andrew-welker <1765622+andrew-welker@users.noreply.github.com>

src/PepperDash.Core/Comm/ControlPropertiesConfig.cs

@@ -8,6 +8,9 @@ namespace PepperDash.Core
     /// <summary>
     /// Config properties that indicate how to communicate with a device for control
     /// </summary>
+    /// <summary>
+    /// Represents a ControlPropertiesConfig
+    /// </summary>
     public class ControlPropertiesConfig
     {
         /// <summary>