Remove duplicate RUG::B event

Author: marcoroth

_data/meetups.yml

@@ -522,10 +522,3 @@
   start_time: 17:30:00 EST
   end_time: 19:00:00 EST
   url: https://www.meetup.com/nyc-rb/events/qvfsktygcqbxb
-
-- name: "Ruby User Group Berlin: February Meetup 2024"
-  location: Online
-  date: 2024-02-01
-  start_time: 19:00:00 CET
-  end_time: 21:30:00 CET
-  url: https://www.rug-b.de/events/february-meetup-2024-769