* Enforce fixed column number at various width breakpoints.
* Bring back the filmstrip at small sizes but hide it.
* Change default maximum columns to 7.

Signed-off-by: Jonas Rittershofer <jotoeri@users.noreply.github.com>

RN doesn't support RTCRtpSender yet. Therefore, media is suspended on RN by changing the media direction in the SDP whenever the client receives an ideal height of 0 for sender constraints on the bridge channel.
LJM update - 3570339360/...be18ff34bedf38c7475fe4953074c7959000e15f.

831716c160/...3570339360763fa0911d92c5ae7c270860b6934b.

Support processing stats in the spec-compliant format.

Added missing "user" dialog parameter translation. Tried to stay gender neutral.

lang: add missing fields to German translation

Features flags added:  
-tile-view.enabled
-filmstrip.enabled
-notifications.enabled
-toolbox.enabled

* feat: Uses mod_external_services supporting urn:xmpp:extdisco:2.

The old mod_turncredentials.lua is left to continue working for those using old installs.
New install will start using the new module which will no longer be needed with prosody 0.12.

https://hg.prosody.im/prosody-modules/file/4841cf3fded5/mod_external_services/mod_external_services.lua

* squash: Updates ljm to support urn:xmpp:extdisco:2.

Added 4 missing lines in italian translation

https://github.com/jitsi/lib-jitsi-meet/compare/...94ac35ae818093896e639e74f5fc389b488206a0

* feat: Detects shard changed when using websockets. (#1462)

1009693f2e/...cb484cf48ccd3d56cf9bb2e9d452bd7aa644ac8a

fix(subject) remove gradient if no info in topbar

    When an endpoint that doesn't support the preferred codec (VP9) joins a conference, all the other endpoints fallback to VP8 until the endpoint leaves the call.

Stats timestamps were incorrectly formatted, fixed upstream.

Fixes: https://github.com/jitsi/jitsi-meet/issues/8367

Reverts a8b2e6ffb3

* Implement opening toolbar and participant overflows as drawers when below certain width.
* Fix dial-in copy button displaying incorrectly.

feat(external_api) exposes more events from JS to native and adds the ability to send actions from native to JS.

feat(external_api) allow shortcuts to be disabled

fix(menu) do not display overflow menu button if no items

fix(jaas) disable directory integration

Co-authored-by: Saúl Ibarra Corretgé <saghul@jitsi.org>