docs: put emphasis on attribute name

Co-Authored-By: madmas <[email protected]>

README.adoc

@@ -88,7 +88,7 @@ Connect to a Rico server endpoint and create an instance of the controller to ge
 
 As we now have the contoller's model in the component available, we can make use of https://angular.io/api/forms/NgModel[Angular's ngModel] to use that model with our UI.
 
-For example, we can bind a newItemText property of the model to a input field like this (https://github.com/rico-projects/rico-samples/blob/master/todo-list/client-angular/src/app/app.component.html#L17[from rico-samples ToDo list]):
+For example, we can bind a 'newItemText' property of the model to a input field like this (https://github.com/rico-projects/rico-samples/blob/master/todo-list/client-angular/src/app/app.component.html#L17[from rico-samples ToDo list]):
 
   <input type="text" [(ngModel)]="model.newItemText" (keyup.enter)="addTask()" class="form-control" placeholder="Task">