Some middleware functions are declared as async. This wraps next(action) in Promise which will delay the execution of actions and also dispatch will return the its result always as a Promise.

* feat(subtitles): created separate helpers for delegating transcription chunks events 
on web and mobile

* ref(transcriptions): refactor transcriptions api

* ref(transcriptions): refactor usage of translation label

Extend IFrame API to allow adding a transcriber in the room without the subtitles needing to be visible.
Allow transcription chunk messages to be passed through the IFrame API if a transcriber is present.
Clean-up transcription messages sent through the IFrame API to not include timeout field and possible conflicting states (stable / unstable /final)

* fix linting

* code review: extend api message to match webhook format

Remove unnecessary @ts-ignores
Use @ts-expect-error instead of @ts-ignore for external dependencies

* feat(subtitles): separated web from native and created native subtitles screen

* feat(translation) enable cc translation

* Refactor translation for ListItem.

* fix language file sorting

* fix translation order

* change import order

Move all transcription configs into new object

- add possibility to allow execution of the button's routine besides triggering
`toolbarButtonClicked` API event
- keep backwards compatibility
- get rid of `ToolbarButton`

* feat(jaas) display messages about features that are disabled for jaas users

* code review

Fixes #7093.

Since they are a language feature, they make the source code more easily
comprehensible than `if (typeof XXX === 'undefined') { XXX = ...; }`.