Move people to other voice channels, which become "invisible" and it's not apparent that they are on the call, or not entering the voice channel that it should enter properly

Can reproduce CR: Version 2026.09.100, Channel ALPHA, Build 2563, Android 15 (arm64), Device OnePlus CPH2465, Locale en-GB, Push unifiedpush, Flutter 3.47.5, Dart 3.13.4