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

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>

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

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.

Use new TS config from @jitsi/eslint
Fix all lint errors

Remove unnecessary ts-ignores
Change any to actual types
Fix eslint rule

Create IStateful interface
Use IState interface everywhere
Remove unnecessary @ts-ignore

Add the ability (for moderators) to end the meeting for everyone.

Convert files that use material-ui to TS (needed for material-ui upgrade)

The new behavior is as follows:

IF a user has a token and `features` is not set, we treat it as if the
feature was enabled.

IF a user has a token and `features` is set, we check if the feature
name has a value of "true".

`isJwtFeatureEnabled` also provides a way to specify the default value
in case there is no token.

* add denoise effect

* denoise prototype

* improve rnnoise / add comments

* revert some unnecessary changes

* Add noise suppressor worklet

* Send notification on failure

* address code review

* additional comments

* additional comments

* update package-lock

* fix rebase changes

* update rnnoise npm package

* sort lang

* adjust webpack performance hint

* address code review

* address code review

* switch ns files to typescript

* fix null-loader version, lang sort

* fix lint

* missing import

* fix lint / address code review

* use single action for ns state

* move activation to thunk

* increase node heap

* copy noise-suppressor to deploy

* fix ts lint

Found via `codespell -q 3 -S ./lang -L miliseconds`

In multi-stream mode, both camera and desktop streams are available at the same time. Virtual backgrounds can be applied to the camera stream while screensharing is in progress.

The functionality is still accessible in the participants pane, with all
moderation controls.