Cleanup matrix formatting

sendMatrix.py

@@ -18,14 +18,13 @@ async def sendMatrixAnnouncement(event: Event, channel: str = ANNOUNCEMENT_CHANN
     url = "https://www.pvv.ntnu.no/hendelser/info.php?id={}".format(event.id)
     msgText = '''\
             ## Dagens arrangement / Event of the Day: "{name}"
-            #### 🕒 {start}
-            #### 📍 {location}
-            #### 🛂 av / by "{organizer}"
+            - 🕒 **{start}**
+            - 📍 **{location}**
 
             {description}
 
             [Les mer / Read More]({url})
-        '''.format(name=event.name, start=event.start.strftime('%H:%M'), location=event.location, organizer=event.organizer, description=event.description, url=url)
+        '''.format(name=event.name, start=event.start.strftime('%H:%M'), location=event.location, description=event.description, url=url)
 
     msgText = dedent(msgText)