Remove broadcast under development note (#9853)

Author: weeman1337

src/i18n/strings/en_EN.json

@@ -953,7 +953,6 @@
     "Temporary implementation. Locations persist in room history.": "Temporary implementation. Locations persist in room history.",
     "Favourite Messages": "Favourite Messages",
     "Under active development.": "Under active development.",
-    "Under active development": "Under active development",
     "Force 15s voice broadcast chunk length": "Force 15s voice broadcast chunk length",
     "Use new session manager": "Use new session manager",
     "New session manager": "New session manager",

src/settings/Settings.tsx

@@ -459,7 +459,6 @@ export const SETTINGS: { [setting: string]: ISetting } = {
         labsGroup: LabGroup.Messaging,
         supportedLevels: LEVELS_FEATURE,
         displayName: _td("Voice broadcast"),
-        description: _td("Under active development"),
         default: false,
     },
     [Features.VoiceBroadcastForceSmallChunks]: {