feat(a11y): make (most) UI elements reachable via keyboard

* feat(notifications): native notifications UI updates

Convert some files to TS
Implement redesign
Add Virtual background and Flip video to picker menu

Convert some files to TS
Remove unnecessary files
Implement redesign
Add noise suppression to picker menu
Fix Popover placement on browser resize

* add custom remote menu button

* add config for custom buttons

* whitelist custom buttons flag

* add toolbox custom button

* fix notify toolbox buttons

* whitelist toolbar custom buttons

* rename and fix notify

* rename participant remote menu

* revert some flag wrong changes

* fix some formatings

* add undefined type to custom buttons toolbox

* code review

* code review 2

* fix linting issue

* ref(misc) remove unused code for dock / undock

* remove translations

Fixes: https://github.com/jitsi/jitsi-meet/issues/12628

Remove unnecessary @ts-ignores
Remove unnecessary eslint-disable

* tss-react doesn't need a type anotation for the Theme

* Update tss-react to 4.4.4

* fix(connection-status): remove unused participant connectionStatus.
Always use trackStreamingStatus now that legacy endpoint based signaling has been removed.

* remove the check for source-name signaling.
Default to source-name signaling always.

* Remove the check for multi-stream mode.
Make that the default mode and remove the support for legacy SS mode.

* Remove presenter mode.

* update latest@lib-jitsi-meet

Remove unused icons
Remove fill none from icons
Rename some icons

Co-authored-by: Alexey Matveev <malex@1forma.ru>

Remove global variables from files
Change type to interface

Co-authored-by: Calinteodor <calin.chitu@8x8.com>
Co-authored-by: Robert Pintilii <robert.pin9@gmail.com>

* feat(base/ui/native): removed unused files and updated imports

Remove comments referencing InlineDialog

Convert Popover to TS
Update OverflowMenu to use Popover instead of InlineDialog

Use makeStyles instead of withStyles

Remove ts-ignores that are no longer needed because of tsconfig.web.json
Change ts-ignore to ts-expect-error for files outside react/features

feat(toolbox/conference/audio-mode/chat/native): UI fixes and updates

Remove unnecessary ts-ignores
Remove unnecessary eslint-disable
Fix type errors
Change Dispatch type to IStore['dispatch']

Its no longer supported in multi-stream mode.

* feat(settings/native): start car mode in low bandwidth mode

Replace the invite button, which is accessible within the participants
pane.

Show the screen-sharing button in the toolbox when space allows, and fix
it so it's rendered when outside the overflow menu.