chore: update meetings.json and newsrooom_videos.json (#4386)

Author: asyncapi-bot

config/meetings.json

@@ -6,13 +6,6 @@
     "banner": "",
     "date": "2025-05-29T16:00:00.000Z"
   },
-  {
-    "title": "Marketing WG Meeting",
-    "calLink": "https://www.google.com/calendar/event?eid=MWN2aGdmajFlbXF2NjllZGQ5ajZpaDJ2YWcgY19xOXRzZWlnbG9tZHNqNm5qdWh2YnB0czExY0Bn",
-    "url": "https://github.com/asyncapi/community/issues/1914",
-    "banner": "",
-    "date": "2025-05-27T14:00:00.000Z"
-  },
   {
     "title": "AsyncAPI Community WG Meeting",
     "calLink": "https://www.google.com/calendar/event?eid=dTFtbm1jZXJnbWowbDVvNjlmdmJqdDA0cjQgY19xOXRzZWlnbG9tZHNqNm5qdWh2YnB0czExY0Bn",