Disable bubbles for broadcasts (#9860)

src/utils/EventRenderingUtils.ts

@@ -94,7 +94,8 @@ export function getEventDisplayInfo(
         (eventType === EventType.RoomMessage && msgtype === MsgType.Emote) ||
         M_POLL_START.matches(eventType) ||
         M_BEACON_INFO.matches(eventType) ||
-        isLocationEvent(mxEvent);
+        isLocationEvent(mxEvent) ||
+        eventType === VoiceBroadcastInfoEventType;
 
     // If we're showing hidden events in the timeline, we should use the
     // source tile when there's no regular tile for an event and also for

test/utils/EventRenderingUtils-test.ts

@@ -32,7 +32,7 @@ describe("getEventDisplayInfo", () => {
               "isInfoMessage": false,
               "isLeftAlignedBubbleMessage": false,
               "isSeeingThroughMessageHiddenForModeration": false,
-              "noBubbleEvent": false,
+              "noBubbleEvent": true,
             }
         `);
     });
@@ -46,7 +46,7 @@ describe("getEventDisplayInfo", () => {
               "isInfoMessage": true,
               "isLeftAlignedBubbleMessage": false,
               "isSeeingThroughMessageHiddenForModeration": false,
-              "noBubbleEvent": false,
+              "noBubbleEvent": true,
             }
         `);
     });