[BUG] Summarizing all chats is not summarizing all chats

[JaanikaTalvistu]

Bug description:
In the anaytics odule, the total amount of chats is not displayed correctly. Termianted chats and authenticated chats seemed to be excluded from the calculation.

Expected behavior:
All chats are summarized when "Vestluste koguarv" is selected.

[1AhmedYasser]

To be retested by @JaanikaTalvistu as per our call

[JaanikaTalvistu]

Rewrote the task, closing this one out. Related to #565