docs: complete XML documentation for all projects with inheritdoc tags

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

src/PepperDash.Essentials.MobileControl/MobileControlAction.cs

@@ -4,8 +4,14 @@ using System;
 
 namespace PepperDash.Essentials
 {
+    /// <summary>
+    /// Represents a MobileControlAction
+    /// </summary>
     public class MobileControlAction : IMobileControlAction
     {
+        /// <summary>
+        /// Gets or sets the Messenger
+        /// </summary>
         public IMobileControlMessenger Messenger { get; private set; }
 
         public Action<string, string, JToken> Action { get; private set; }