Apply suggestions from code review

Co-authored-by: Vladimir Abadzhev <vladimira@devexpress.com>

Author: NickVolynkin

README.md

@@ -98,16 +98,16 @@ and, optionally, dashboard user interaction state ([TdxCustomDashboardControl.St
 ```pas
 procedure TMainForm.LoadLayoutDefinition;
 begin
-  // Ensure that the dataset has at least one record or a new record is being created:
+  // Ensure that the dataset has at least one record or a new record is being created
   if (DataModule1.mdLayouts.RecordCount = 0) and (DataModule1.mdLayouts.State <> dsInsert) then
   begin
     dxDashboardControl1.Clear;
     Exit;
   end;
-  // Load dashboard name and layout from the database:
+  // Load dashboard name and layout from the database
   dxDashboardControl1.DashboardName := DataModule1.mdLayoutsName.AsString;
   dxDashboardControl1.Layout.Assign(DataModule1.mdLayoutsLayout);
-  // Load a dashboard state if it is stored in the database:
+  // Load a dashboard state if it is stored in the database
   if not DataModule1.mdLayoutsState.IsNull then
     dxDashboardControl1.State.Assign(DataModule1.mdLayoutsState);
 end;