Please see ##48142 for the authoritative specification.

**Acceptance criteria**

* Extend the `project_menu` Begin of the insertion and the `global_menu`End of the insertion to
* Add the drill down Begin of the insertionmenusEnd of the insertion Begin of the deletion menuEnd of the deletion for meetings with static filters as sub menu items (requires Begin of the insertion##48547 - done)End of the insertion Begin of the deletion ##48547)End of the deletion