[TASK] Drop todo from ToolbarItemInterface

The work on this interface was 7 years ago, time to
remove the todo.

Resolves: #96093
Related: #62928
Releases: master, 11.5
Change-Id: Ieaf08a17eb02c60109f9fcdaf279c608f3a4a146
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/72315


Tested-by: Stefan Bürk <stefan@buerk.tech>
Tested-by: Nikita Hovratov <nikita.h@live.de>
Tested-by: core-ci <typo3@b13.com>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>
Reviewed-by: Stefan Bürk <stefan@buerk.tech>
Reviewed-by: Guido Schmechel <guido.schmechel@brandung.de>
Reviewed-by: Nikita Hovratov <nikita.h@live.de>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>

typo3/sysext/backend/Classes/Toolbar/ToolbarItemInterface.php

@@ -17,9 +17,6 @@ namespace TYPO3\CMS\Backend\Toolbar;
 
 /**
  * Interface for classes which extend the backend by adding items to the top toolbar
- *
- * @TODO: This interface is FIRST DRAFT and still WILL CHANGE
- * @see https://forge.typo3.org/issues/62928
  */
 interface ToolbarItemInterface
 {