[Meta] Agenda Projection: several issues

[MSoeb]

Description: The projection of the agenda has several issues. Bellow a list of the problems.

A. If a meetings contains a finished election with a result, the projection of the agenda displays in the Autopilot additionally the last election result.
B. The numbers of motions and elections are not projected in the agenda.

Reproduction:

1. open a meeting
2. open motions and create a motion
3. open elections, create an election and generate a result
4. open agenda, create a few items with sub-items, add the motion to the agenda and add numbers to the agenda items
5. open agenda > three-dot-menu > project. Now open Autopilot. The agenda and the last election result should be visible. (Case 1.)
6. check in the autopilot, if the motion or election has the number, which was provided by the agenda numbering. Take care: The election and motion should be public to receive a number. (Case 2)

What should happen:
A. The agenda should be displayed without the last election result.
B. Numbers of elections and motions should be displayed in the projection.