Add RubyDF meetup and update NYC.rb meetup (ruby-conferences#918)

Co-authored-by: Marco Roth <marco.roth@intergga.ch>

Author: github-actions[bot]

_data/meetups.yml

@@ -3796,6 +3796,13 @@
   end_time: 13:00:00 IST
   url: https://lu.ma/2yob77sl
 
+- name: RubyDF - Janeiro de 2025 - Quarta edição
+  location: Brasilia, Brazil
+  date: 2025-01-25
+  start_time: '09:30:00 -03'
+  end_time: 11:30:00 -03
+  url: https://rubydf.com/events/quarta-edicao
+
 - name: Columbus Ruby Brigade - Monthly Meetup January 2025
   location: Columbus, OH
   date: 2025-01-27
@@ -3949,7 +3956,7 @@
   date: 2025-02-12
   start_time: 17:30:00 EST
   end_time: 19:00:00 EST
-  url: https://www.meetup.com/nyc-rb/events/hkbsltyhcdbqb
+  url: https://www.meetup.com/nyc-rb/events/305522360
 
 - name: Paris Ruby Workshop - Workshop chez February 2025
   location: Paris, France